JBIDE-18778 Updated jst version for JBT 4.3.0
[JBIDE-18573] tern shows tern modules on servers and other objects

Fix adds enabledWhen condition to show modules page only for
ter.java enabled projects
JBIDE-18458 Palette: Update ionic JS/CSS links to 1.0.0.Beta13
Use cases list where JSDT/Tern/AngularJS intergation is taking place
JBIDE-18670 HTML5 Palette: Palette model refactoring

new palette model implemented