Fix session snippets in readme
Add sessions guide
Merge pull request #156 from HashNuke/readme_sessions_fix

Fix session snippets in readme
Merge pull request #157 from HashNuke/sessions_guide

Add sessions guide
Simplify filters to simply use prepare
Docs generation is being moved to another repository
upgrade to cowboy 0.9.0
Merge pull request #160 from dvv/vd/cowboy-0.9

Upgrade to cowboy 0.9.0
Update generated .gitignore to use _build
Merge pull request #163 from rcoppolo/gitignore-template-fix

Update generated .gitignore to use _build