JBIDE-14591 Properties Tab for jQuery/jQuery Mobile "widgets"
Properties are split into categories for jQuery Mobile.
JBIDE-10219 Migrate org.eclipse.core.runtime.contentTypes

Migrate org.eclipse.core.runtime.contentTypes extension points to  org.eclipse.core.contenttype.contentTypes
JBIDE-15379 Hyperlink on CSS file links works only for Dynamic Web Projects

Deleted CSS file hyperlink classes and tests
JBIDE-15349 content assist for filenames in html