JavaEE facets packaging improvements

Java modules and libraries can be packaged directly in EAR:

GWT support improvements

• "new" expression in GWT JavaScript methods supported (resolving and completion):

• "Show parameters info" action (Ctrl+P) supported in GWT JavaScript methods:
  

FreeMarker support

• Add runtime methods to variables
  
• Suggest to import file defining macro/function
  

Injected language fragments highlighting