Eliminating all extension proposals
Solves majority of errors
Remaining errors :
	-> array calls a[1] ~here a is unrecognized
	-> unary operations : i++
Merge branch 'Test'

Conflicts:
	org.eclipse.recommenders.snipeditor.tests/src/org/eclipse/recommenders/snipeditor/tests/SnipDSLTest.java
	org.eclipse.recommenders.snipeditor/src/org/eclipse/recommenders/snipeditor/SnipDSL.xtext

Solves most of the errors, remaining:
	->array calls unidentified
	->unary operations e.g.: i++