adding debug gems, support for env key, unicorn and pg database
adding bootstrap, temp nav bar, root route, unicorn config settings
adding seed data, relations between models, nav bar link
providing activities list via json, note js client not fully in place yet
displaying activities index list via js
adding handlebar template for activities index
adding show activity, and annotating data models
abstracting display activites
adding create new activity
Merge pull request #3 from smarsh25/crud_activities

Crud activities better debug, unicorn and postgres