Main page back to working
committing sin
Fixed main

Main page now serves various deployment aggregate stats.
Remove rename of dumy data username
Remove unused dbapi code and fixed tests
Remove analytics.sh as its not part of this feature
Added new dbapi tests
Merge pull request #26 from nibalizer/feature/main-page-sqlalchemy

Feature/main page sqlalchemy
Add settings classes

Default mode is production mode. Run in development mode with
PUPPETANALYTICS_SETTINGS=puppetanalytics.settings.DevelopmentSettings python puppetanalytics/app.py