First commit to my branch. Added minutes directorya and mintes from 7th July. Also added a doc directory to hold the documentation.
More infor in README.md
Markdown and restructuredtext help added.
Ipython Notebook Help added.
Added Formula in ipython notebook.
Code example added.
Merge remote-tracking branch 'origin/bruno_cats2healpix' into test_merge
merging with Bruno's branch. doc folder has a pynb file.
Merge branch 'bruno_cats2healpix'

Additional description of weights, creating a test md file from an ipython notebook.
Testing ipynb to md format conversion
Merge branch 'bruno_cats2healpix'
Testing LateX rendering