WTP 1.5.5 Patches

org.eclipse.wst.xml_core.feature

See bug 163391. ResourceSetWorkbenchEditSynchronizer unloads resources prematurely in headless mode.

See bug 234781. Fixes needed for JSP validation and other minor updates

See bug 235445. CatalogWriter.write() does not closing the outputstream

Bug 250030. Ignoring problems caused by missing start and end tags

Bug 262637. JSP quote escaping as per JSP rules in tag attributes are reported as ERRORS.

Bug 285076. Remove automatic promotion of invalid child tags in XMLModelParser

Bug 292073. [parser] Scriptlet in