Integreate social button gem into lesson views
Make social icons grayscale
Log deleted files
Implement smart redirect for new and existing users
Add changes by Mike to redirect logic in application controller to stop inifnite redirects on log in
Add missing and conditional to #store_location in application controller
Write passing test for redirect after sign up
Write a passing test for sign in redirect.
Refactor smart sign up test
Add homepage to store location conditional so if user sign in from homepage redirect to courses and not back to root
Add test for signing up from root path
Debug
Clean up
Modify application controller logic to prevent inifinite redirect issue.  Add comments and log differences
Clean up code
Modify application controller logic to pass tests
Add yet MORE logic to application controller to prevent redirect loop. Make smart redirect tests more specific in what they check for
Add home path to black list in application controller
Add test checking signup_path to smart_redirect_spec
Add sign in redirect test to smart_redirect_spec