minor changes in print statements
two versions up!
new hod stuff
added behroozi fit

added behroozi fit
moved ngtm to a non-property method for easy calling
modified hod file slightly (still not working yet)
getting power_to_corr in tools.py right...
many small bits and pieces
fixed bug in mgtm which now satisfies analytic fcol test
Merge branch 'new-power-spectra'