fix for python binding receive crashing whole python process
fixed library path for umundo in chat.py
added pingpong python example
added prebuilt to gitignore
removed invisble shadow file of pingpong.py
32bit and 64bit aware umundo import
made chat.py 32bit and 64bit aware
umundo-python binding folder
added python chat-example protobuf file
python generate script
prototype implementation for s11n chat
s11n python protobuf generated folder to gitignore
s11n protobuf python module
s11n python binding
rename s1nn python binding
osx: prefer macports libs
osx build properties changed (python s11n chat example)
Merge remote-tracking branch 'upstream/master'

Conflicts:
	core/bindings/swig/python/CMakeLists.txt
python s11n - fix inheritence (swig objects), fix chat example ChatGreeter
python binding.. fix import for debug libs