JBIDE-18034 jst.web.ui test failure
[JBIDE-18061] jst.jsdt plug-in has no provider in Eclipse Installation Details

fix plug-in localization
JBIDE-18012 For JBIDE 4.2.0.CR1: Ensure copyrights and provider names are correct in all plugins and features [JST]
JBIDE-17993 Default ionic js/css references for ionic palette components

Default js/css libraries are registered with an extension point.
Methods are added to IHTMLLibraryVersion that check if a library
is preferred and if it is already referenced by a file.
JBIDE-18063 Ionic palette: New Checkbox wizard

Implemented New Checkbox wizard,
New Toggle wizard, New Radio wizard
for Ionic palette.
JBIDE-18033 Wrong html tag insertion from Palette into empty html file
JBIDE-18081 Ionic palette wizards do not insert selected js/css links into html template
JBIDE-17981 Ionic content assist for tags and attributes