Fixed tests not compiling
Included patch from https://sourceforge.net/p/jpype/bugs/69/ made by anonymous person that fixes the problem of not found overloaded methods.
Made some test modules (more) runnable
Testcase to proove https://sourceforge.net/p/jpype/bugs/69/ is fixed
Cleanup for serialization test
Merge branch 'methodoverloading'
Merge pull request #23 from baztian/master

Fix for "RuntimeError: No matching overloads found."