Add 4 different learning algorithms, resturctured the code. Still under development
Merge branch 'master' of github.com:wenzheli/MCMC_FOR_AMMSB into origin
remove the old file
Merged wenzhe/master into ielhelw/master

Merge branch 'master' of ssh://github.com/wenzheli/MCMC_FOR_AMMSB

Conflicts:
	com/uva/network.py
	com/uva/preprocess/netscience.py
	com/uva/sample_latent_vars.so
minor fixes to remove dead code references, remove *.so