Minor changes
Add in an example of creating a related model
Merge pull request #21 from edx/vik/add-docs

Vik/add docs
Add a quickstart guide to docs
Fix numpy/scipy fight
don't need build-essential twice
add a few extra steps
Update docs, start to switch to haystack
Merge pull request #22 from natea/patch-1

don't need build-essential twice
Merge pull request #23 from natea/patch-2

add a few extra steps
Add in search capability
Update gitignore to not add in whoosh index files
Fix search, add in templates
Index more fields
Add in some docs
Update docs to reflect machine-learning open source
Update docs to reflect open source of machine learning repo
Merge pull request #24 from edx/vik/add-docs

Vik/add docs
Merge remote-tracking branch 'origin/master' into vik/add-docs

Conflicts:
	docs/installation/installation_overview.rst
Naming issue