fixed omisions in tree content provider now that the default overlapping resource provider is removed
Merge branch 'master' of github.com:cwi-swat/rascal-eclipse
Added check to make sure project dependencies whose source can be found
are treated as libraries and not source files.
Added m3 creation from jars.
added go-into support to the rascal navigator
Merge branch 'master' of github.com:cwi-swat/rascal-eclipse
Merge branch 'master' into string-origins