added void_distribution.py script. Calculates the scaled distribution of void masses / sizes
void radii abundance method added. Matches that seen in Jennins,Li,Hu. Also tidied up and broken down other methods into submethods
modified void_distribution.py to incorporate density and class changes
Merge pull request #2 from polyphant1/8July-void-dist

modified void_distribution.py to incorporate density and class changes
powspec_init.py first commit
powspec init: added power spectrum method with WMAP7 initial parameters
9July commits. New script powspec_add.py. Edits to cosmology.py comments.
new file powspec_add.py. Small change to comment in cosmology.py
Merge branch 'void_distribution_branch' of github.com:polyphant1/PyCosmo into void_distribution_branch
added powspec_add.py. changed text output in cosmology.py
Delete powspec_add.py~
Merge pull request #3 from polyphant1/void_distribution_branch

Void distribution branch
__init__ edited on powspec_add.py
powspec_init.py incorporates camb PS file importer
Merge pull request #4 from polyphant1/master

EH fitting functions folder added
constants changed
swig files (.so) added plus setup.py to allow EH/ to be incorporated
changes commited to PowSpec class. P(k) calculated solely within powspec_init.py. powspec_add.py now redundant
(almost) finished powspec class
Merge pull request #6 from polyphant1/master

EH update