JBIDE-13681 compile failed in org.jboss.tools.jst.web.ui

update parent/pom.xml version to 4.1.0.Alpha2-SNAPSHOT
JBIDE-13679 HTML5 Palette should be available for any HTML5 file

Mobile palette will be shown when <!DOCTYPE html> is present.
JBIDE-13695 Rename Method Participant does not work correctly if project is out of synch

Updated error message
JBIDE-13004 Return back to WTP's original DirtyRegionProcessor clode after it is fixed in WTP 3.5

DirtyRegionProcesor WTP Class Copy is removed because upstream issues are fixed.

	modified:   common/plugins/org.jboss.tools.common.validation/src/org/jboss/tools/common/validation/java/JavaDirtyRegionProcessor.java
	deleted:    common/plugins/org.jboss.tools.common.validation/src/org/jboss/tools/common/validation/java/xpl/DirtyRegionProcessor.java
JBIDE-13246 added test case
small comments added. no jira