added ycm_extra_conf helper files for YCM vim plugin
refactoring - in the middle
Merge branch 'master' of github.com:oplatek/pykaldi

Conflicts:
	src/python-kaldi-decoding/online-python-gmm-decode-faster.cc
	src/python-kaldi-decoding/online-python-gmm-decode-faster.h
online-python-gmm-decode-faster-[test].cc compiles & segfaults

It seams that input parsing works well.
Another changes in this commit:
set up well config files for YCM plugin -.ycm_extra_conf.py files.

In order to build the  KaldiPythonWrapper around decoder,
I create new AudioSource in online-audio-source.{h,cc}
add apache license header to some files