Initial Queue Setup

* Added A PHP Client Library For Redis
Fixed dashboard for mobile
Merge branch 'master' of github.com:ushahidi/pingapp into queues-dev
Setting Up Models for Queuing

* Moved sms config to DB
* Updated model relationships
Merge branch 'master' of github.com:ushahidi/pingapp into queues-dev

Conflicts:
	composer.json
Integrating Minion Tasks + Redis

* Messages now queued instead of an immediate send
* Messages will then be popped out of the Redis queue to be dealt with individually
* Added multiple checks to prevent ping overload
Minion Task to Requeue Pings without Pongs

* Requeue pings
* Cancel all pings when contact has received 3
Setting Up Secondary Pings
Bug Fix
Cleaning Up Pongs

* Moved incoming SMS Handling to main Provider class
Added Tests for Pings and Pongs
Merge pull request #66 from ushahidi/queues-dev

Queues Dev