bugfixes for ibcc
untested implementation of dynamic ibcc
untested implementation of dynamic ibcc
Changes to lower bound
Merge branch 'master' of
https://github.com/CitizenScienceInAstronomyWorkshop/pyIBCC.git

Conflicts:
	python/ibcc.py
Code tidying
Bug fixes for lower bound calculation
Fix bug with writing confusion matrix to file + bug with calculating
posterior alpha counts using coo_matrix and np.array
Use individual conf matrix priors if available
Fixed errors in Dynibcc. Correct handling of crowd labels array in IBCC.
Don't use a default file for confusion matrices. Initialise Kappa
correctly.
Fix code errors in dynIBCC
Merge branch 'master' into galaxyzoo-steven

Mostly merged in the complete new python/ibcc.py,
with the exception of my neater output formatting
and a couple of explicit array types for safety.