Small fixes.
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Move conversion to template code outside of interpret.
Search for data labels in reverse to allow nested loops with same label.
Specializing for string appends.
Removing eager use of replaceAll.
Merge branch 'master' of github.com:cwi-swat/rascal