Adding the Update script
Adding .arcconfig
Adding the Update script Adding .arcconfig

Summary:
	Adding .arcconfig as recommended
	Updating 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
Merge branch 'master' of https://github.com/bradysullivan/HackRails
Returning email functionality to the update script
Adding update_logs to .gitignore