Made ruby modules auto-creation interactive

- Implemented project-level settings for module manager
- By default, user will be asked if we should create new modules
- User may choose `yes`, `yes always` and `no, never`

RUBY-20332 IDEA-CR-26236

platform/util/resources/misc/registry.properties

@@ -1137,8 +1137,6 @@ testDiscovery.enabled.description=Enable instrumentation during tests to be able
 ruby.auto.prolong.comment=true
 ruby.auto.remove.comment=true
 ruby.remote.debugger.supports.catchpoint.removal=true
-ruby.auto.create.module=true
-ruby.auto.create.module.description=Automatic addition/removal of Gemfile-based modules
 markdown.clear.cache.interval=600000
 
 ide.mac.new.color.picker=false