Fixed time discrepancy

* issues with timezones are resolved
formatting text message output

* accepts trip object, formats text correctly
* also added associatons between users/trips
added rake tasks for text sending
added rake tasks for sending texts

* texts send
* working on cron job to do it every minute
update cron schedule
Merge branch 'master' into texting
Adding tests for trip model

* testing several tiny methods that combine into one big one
Merge pull request #21 from lilkraftwerk/texting

Texting
add new user form
Update media css
Update Trip file name to lowercase
Commented out link to media.css because of error loading.
Removed login for and made it a partial
change errors to error in flash notice
Wrapped code in content div for css purposes.
Added sessions resources.
Create a sessions controller.
Made sessions folder with login form partial.
Add flash notice for error and log in for for sessions.
Removed duplicate login form