Temporarily comment out hyper-parameter update
Experiments with covariance estimation in CTM/Bouchard
Backtrack to older numpy
Merge branch 'master' of https://github.com/budgefeeney/sidetopics

Conflicts:
	src/model/lda_vb_fast.pyx
Make FastButInaccurate a tunable constant

And add some better information on the input data.
Speed up query initialisation

It’s easier, and for the doesn’t have much essential change.
Disable OpenMP & hyper-parameter updates for LDA/VB
Normalise means, and debug

By normalise we scale so the first element is always zero.
Merge branch 'master' of https://github.com/budgefeeney/sidetopics