unit test binaries need to be cleaned each time or they don't actually get updated
TTValue test: removing test that wasn't actually doing anything (except trying to load a bogus class)
TTValue: added safety measures when casting to other types
TTObjectBase: constructor now passes argument by value instead of by reference
Merge branch 'feature/dictionary-rewrite' of github.com:jamoma/JamomaCore into feature/dictionary-rewrite