Upgrade Groovy to avoid possible security problem (https://issues.apache.org/jira/browse/GROOVY-7504) with Java deserialization vulnerability (IDEA-151414)

.idea/libraries/Groovy.xml

@@ -1,11 +1,11 @@
 <component name="libraryTable">
   <library name="Groovy">
     <CLASSES>
-      <root url="jar://$PROJECT_DIR$/lib/groovy-all-2.3.9.jar!/"/>
+      <root url="jar://$PROJECT_DIR$/lib/groovy-all-2.4.6.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="jar://$PROJECT_DIR$/lib/src/groovy-all-2.3.9-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/src/groovy-all-2.4.6-sources.jar!/" />
     </SOURCES>
   </library>
-</component>
+</component>

build/scripts/libLicenses.gant

@@ -204,7 +204,7 @@ libraryLicense(name: "gradle-tooling-api-2.9.jar", version: "2.9", license: "Apa
 libraryLicense(name: "Gradle", version: "2.9", license: "Apache 2.0", url: "http://gradle.org/", licenseUrl: "http://gradle.org/license")
 libraryLicense(name: "GradleGuava", version: "14.0.1", license: "Apache 2.0", url: "http://code.google.com/p/guava-libraries/", licenseUrl: "http://apache.org/licenses/LICENSE-2.0")
 libraryLicense(name: "GradleJnaPosix", version: "1.0.3", license: "LGPL 2.1", url: "http://www.jruby.org/", licenseUrl: "http://www.gnu.org/licenses/lgpl-2.1.txt")
-libraryLicense(name: "Groovy", version: "2.3.9", license: "Apache 2.0", url: "http://groovy.codehaus.org/")
+libraryLicense(name: "Groovy", version: "2.4.6", license: "Apache 2.0", url: "http://groovy-lang.org/")
 libraryLicense(name: "Gson", version: "2.2.4", libraryName: "gson", license: "Apache 2.0", url: "http://code.google.com/p/google-gson/")
 libraryLicense(name: "Guava", libraryName: "guava-tools", version: "14.0.1", license: "Apache 2.0", url: "http://code.google.com/p/guava-libraries/", licenseUrl: "http://ant.apache.org/license.html")
 libraryLicense(name: "Guava", version: "17.0", license: "Apache 2.0", url: "http://code.google.com/p/guava-libraries/", licenseUrl: "http://ant.apache.org/license.html")

lib/required_for_dist.txt

@@ -17,7 +17,7 @@ httpclient-4.4.1.jar
 fluent-hc-4.4.1.jar
 httpmime-4.4.1.jar
 ecj-4.4.2.jar
-groovy-all-2.3.9.jar
+groovy-all-2.4.6.jar
 gson-2.5.jar
 guava-17.0.jar
 hamcrest-core-1.3.jar