Initial rails build.

Summary: Ruby (1.9.3) Rails (3.2.12)

Test Plan: None.

Reviewers: debus.phil

Reviewed By: debus.phil

Differential Revision: http://hackphab.tk/D3
Add the Update script and add .arcconfig
Add the Update script and add .arcconfig

Summary:
	Add .arcconfig as recommended
	Update update script so that it waits 15 seconds between git pulls

Test Plan: 	none

Reviewers: bradysullivan

Reviewed By: bradysullivan

Differential Revision: http://hackphab.tk/D6
Return email functionality to the update script
Add update_logs to .gitignore
Add therubyracr to Gemfile.

This is so that the rails server script has a JS execution environment.
Add a development and production group to Gemfile.

Add sqlite gem to the development group and add a production group for
future use.