diff --git a/xml/relaxng/src/resources/html5-schema/html5chars.ent b/xml/relaxng/src/resources/html5-schema/html5chars.ent
index 3921553c28cf..bf56879675d4 100644
--- a/xml/relaxng/src/resources/html5-schema/html5chars.ent
+++ b/xml/relaxng/src/resources/html5-schema/html5chars.ent
@@ -1,5 +1,5 @@
 <!--
- * Copyright 2000-2018 JetBrains s.r.o.
+ * Copyright 2000-2019 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/attributes/presentation.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/attributes/presentation.json
index bb9fa34cae3f..62319fd56e83 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/attributes/presentation.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/attributes/presentation.json
@@ -1927,7 +1927,7 @@
             "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/paint-order",
             "support": {
               "chrome": {
-                "version_added": null
+                "version_added": true
               },
               "chrome_android": {
                 "version_added": null
@@ -1939,32 +1939,32 @@
                 "version_added": null
               },
               "firefox": {
-                "version_added": null
+                "version_added": true
               },
               "firefox_android": {
                 "version_added": null
               },
               "ie": {
-                "version_added": null
+                "version_added": false
               },
               "opera": {
-                "version_added": null
+                "version_added": true
               },
               "opera_android": {
-                "version_added": null
+                "version_added": false
               },
               "safari": {
-                "version_added": null
+                "version_added": true
               },
               "safari_ios": {
-                "version_added": null
+                "version_added": false
               },
               "webview_android": {
-                "version_added": null
+                "version_added": false
               }
             },
             "status": {
-              "experimental": true,
+              "experimental": false,
               "standard_track": true,
               "deprecated": false
             }
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/animateMotion.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/animateMotion.json
index bf24408b6e70..96cc6b381374 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/animateMotion.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/animateMotion.json
@@ -33,10 +33,10 @@
               "version_added": null
             },
             "safari": {
-              "version_added": null
+              "version_added": true
             },
             "safari_ios": {
-              "version_added": null
+              "version_added": true
             },
             "webview_android": {
               "version_added": null
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/audio.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/audio.json
index d4c94d8aa402..338e31952b1c 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/audio.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/audio.json
@@ -407,10 +407,12 @@
           "__compat": {
             "support": {
               "chrome": {
-                "version_added": "3"
+                "version_added": "3",
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               },
               "chrome_android": {
-                "version_added": "18"
+                "version_added": "18",
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               },
               "edge": {
                 "version_added": true
@@ -436,7 +438,8 @@
               },
               "opera": [
                 {
-                  "version_added": "15"
+                  "version_added": "15",
+                  "notes": "Defaults to <code>metadata</code> in Opera 51."
                 },
                 {
                   "alternative_name": "autobuffer",
@@ -446,7 +449,8 @@
               ],
               "opera_android": [
                 {
-                  "version_added": "15"
+                  "version_added": "15",
+                  "notes": "Defaults to <code>metadata</code> in Opera 51."
                 },
                 {
                   "alternative_name": "autobuffer",
@@ -464,7 +468,8 @@
                 "version_added": true
               },
               "webview_android": {
-                "version_added": "3"
+                "version_added": "3",
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               }
             },
             "status": {
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/feTurbulence.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/feTurbulence.json
index 5abdd4f191e2..7774552c296a 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/feTurbulence.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/feTurbulence.json
@@ -13,15 +13,11 @@
             },
             "edge": {
               "version_added": true,
-              "notes": [
-                "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-              ]
+              "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
             },
             "edge_mobile": {
               "version_added": true,
-              "notes": [
-                "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-              ]
+              "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
             },
             "firefox": {
               "version_added": "4"
@@ -31,9 +27,7 @@
             },
             "ie": {
               "version_added": true,
-              "notes": [
-                "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-              ]
+              "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
             },
             "opera": {
               "version_added": "9"
@@ -68,15 +62,11 @@
               },
               "edge": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "edge_mobile": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "firefox": {
                 "version_added": "4"
@@ -86,9 +76,7 @@
               },
               "ie": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "opera": {
                 "version_added": "9"
@@ -171,15 +159,11 @@
               },
               "edge": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "edge_mobile": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "firefox": {
                 "version_added": "4"
@@ -189,9 +173,7 @@
               },
               "ie": {
                 "version_added": true,
-                "notes": [
-                  "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
-                ]
+                "notes": "Partially supported, see <a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12382004/'>bug 12382004</a>."
               },
               "opera": {
                 "version_added": "9"
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/input/email.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/input/email.json
index 100788d3e4f3..e739f2a15756 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/input/email.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/input/email.json
@@ -41,6 +41,7 @@
                 "version_added": "3.1",
                 "notes": [
                   "Doesn't do validation, but instead offers a custom 'email' keyboard, which is designed to make entering email addresses easier.",
+                  "The custom 'email' keyboard does not provide a comma key, so users cannot enter multiple email addresses.",
                   "Automatically applies a default style of <code>opacity: 0.4</code> to disable textual <code>&lt;input&gt;</code> elements, including those of type 'email'. Other major browsers don't currently share this particular default style."
                 ]
               },
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/nobr.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/nobr.json
index b622d28cfe55..3a14ef4904b3 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/nobr.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/nobr.json
@@ -6,48 +6,48 @@
           "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Element/nobr",
           "support": {
             "chrome": {
-              "version_added": false
+              "version_added": true
             },
             "chrome_android": {
-              "version_added": false
+              "version_added": true
             },
             "edge": {
-              "version_added": false
+              "version_added": true
             },
             "edge_mobile": {
-              "version_added": false
+              "version_added": true
             },
             "firefox": {
-              "version_added": false
+              "version_added": true
             },
             "firefox_android": {
-              "version_added": false
+              "version_added": true
             },
             "ie": {
-              "version_added": false
+              "version_added": true
             },
             "opera": {
-              "version_added": false
+              "version_added": true
             },
             "opera_android": {
-              "version_added": false
+              "version_added": true
             },
             "safari": {
-              "version_added": false
+              "version_added": true
             },
             "safari_ios": {
-              "version_added": false
+              "version_added": true
             },
             "samsunginternet_android": {
-              "version_added": false
+              "version_added": true
             },
             "webview_android": {
-              "version_added": false
+              "version_added": true
             }
           },
           "status": {
             "experimental": false,
-            "standard_track": false,
+            "standard_track": true,
             "deprecated": true
           }
         }
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/script.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/script.json
index 32f887bfcc73..8490fba2cd02 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/script.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/script.json
@@ -545,7 +545,7 @@
                   "version_added": "16"
                 },
                 "edge_mobile": {
-                  "version_added": "16"
+                  "version_added": false
                 },
                 "firefox": [
                   {
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/text.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/text.json
index 26e091810fc3..f65c493ab5a0 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/text.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/text.json
@@ -50,6 +50,7 @@
         },
         "dx": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/dx",
             "support": {
               "chrome": {
                 "version_added": true
@@ -97,6 +98,7 @@
         },
         "dy": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/dy",
             "support": {
               "chrome": {
                 "version_added": true
@@ -144,6 +146,7 @@
         },
         "lengthAdjust": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/lengthAdjust",
             "support": {
               "chrome": {
                 "version_added": true
@@ -191,6 +194,7 @@
         },
         "rotate": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/rotate",
             "support": {
               "chrome": {
                 "version_added": true
@@ -238,6 +242,7 @@
         },
         "textLength": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/textLength",
             "support": {
               "chrome": {
                 "version_added": true
@@ -258,7 +263,7 @@
                 "version_added": true
               },
               "ie": {
-                "version_added": true
+                "version_added": "11"
               },
               "opera": {
                 "version_added": true
@@ -285,6 +290,7 @@
         },
         "x": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/x",
             "support": {
               "chrome": {
                 "version_added": true
@@ -332,6 +338,7 @@
         },
         "y": {
           "__compat": {
+            "mdn_url": "https://developer.mozilla.org/docs/Web/SVG/Attribute/y",
             "support": {
               "chrome": {
                 "version_added": true
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/textpath.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/textpath.json
index 18be879070e2..920b3452e64d 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/textpath.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/textpath.json
@@ -34,15 +34,11 @@
             },
             "safari": {
               "version_added": "3",
-              "notes": [
-                "Until Safari 6, textPath was not re-rendered when the referenced path was changed dynamically (see <a href='https://bugs.webkit.org/show_bug.cgi?id=15799'>bug 15799</a>)"
-              ]
+              "notes": "Until Safari 6, textPath was not re-rendered when the referenced path was changed dynamically (see <a href='https://bugs.webkit.org/show_bug.cgi?id=15799'>bug 15799</a>)"
             },
             "safari_ios": {
               "version_added": "3",
-              "notes": [
-                "Until Safari 6, textPath was not re-rendered when the referenced path was changed dynamically (see <a href='https://bugs.webkit.org/show_bug.cgi?id=15799'>bug 15799</a>)"
-              ]
+              "notes": "Until Safari 6, textPath was not re-rendered when the referenced path was changed dynamically (see <a href='https://bugs.webkit.org/show_bug.cgi?id=15799'>bug 15799</a>)"
             },
             "webview_android": {
               "version_added": true
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/use.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/use.json
index aeee94990871..c433448c3c98 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/use.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/use.json
@@ -19,15 +19,11 @@
             },
             "firefox": {
               "version_added": "4",
-              "notes": [
-                "For years, Firefox has suffered from a bug whereby it doesn't completely follow the <code>use</code> cascading rules (see <a href='https://bugzil.la/265894'>bug 265894</a>). A fix is <a href='https://stackoverflow.com/questions/27866893/svg-fill-not-being-applied-in-firefox/27872310#27872310'>documented by Amelia Bellamy-Royds on StackOverflow</a>. The good news is that this is finally fixed as of Firefox 56."
-              ]
+              "notes": "For years, Firefox has suffered from a bug whereby it doesn't completely follow the <code>use</code> cascading rules (see <a href='https://bugzil.la/265894'>bug 265894</a>). A fix is <a href='https://stackoverflow.com/questions/27866893/svg-fill-not-being-applied-in-firefox/27872310#27872310'>documented by Amelia Bellamy-Royds on StackOverflow</a>. The good news is that this is finally fixed as of Firefox 56."
             },
             "firefox_android": {
               "version_added": "4",
-              "notes": [
-                "For years, Firefox has suffered from a bug whereby it doesn't completely follow the <code>use</code> cascading rules (see <a href='https://bugzil.la/265894'>bug 265894</a>). A fix is <a href='https://stackoverflow.com/questions/27866893/svg-fill-not-being-applied-in-firefox/27872310#27872310'>documented by Amelia Bellamy-Royds on StackOverflow</a>. The good news is that this is finally fixed as of Firefox 56."
-              ]
+              "notes": "For years, Firefox has suffered from a bug whereby it doesn't completely follow the <code>use</code> cascading rules (see <a href='https://bugzil.la/265894'>bug 265894</a>). A fix is <a href='https://stackoverflow.com/questions/27866893/svg-fill-not-being-applied-in-firefox/27872310#27872310'>documented by Amelia Bellamy-Royds on StackOverflow</a>. The good news is that this is finally fixed as of Firefox 56."
             },
             "ie": {
               "version_added": true
diff --git a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/video.json b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/video.json
index 838854c58362..9586dbe4af3c 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/video.json
+++ b/xml/xml-psi-impl/src/com/intellij/xml/util/documentation/compatData/elements/video.json
@@ -574,10 +574,12 @@
           "__compat": {
             "support": {
               "chrome": {
-                "version_added": "3"
+                "version_added": "3",
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               },
               "chrome_android": {
-                "version_added": true
+                "version_added": true,
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               },
               "edge": {
                 "version_added": true
@@ -595,10 +597,12 @@
                 "version_added": "9"
               },
               "opera": {
-                "version_added": true
+                "version_added": true,
+                "notes": "Defaults to <code>metadata</code> in Opera 51."
               },
               "opera_android": {
-                "version_added": true
+                "version_added": true,
+                "notes": "Defaults to <code>metadata</code> in Opera 51."
               },
               "safari": {
                 "version_added": "3.1"
@@ -610,7 +614,8 @@
                 "version_added": true
               },
               "webview_android": {
-                "version_added": true
+                "version_added": true,
+                "notes": "Defaults to <code>metadata</code> in Chrome 64."
               }
             },
             "status": {