Merge pull request #17 from LesleyMdCampo/destination_show

Destination show
Add drop shadow to map, edit shadow on destination cards.
Add conditional for user show destination loop re: activities.
Removed duplicate gem.
Add oauth and oauth-fb gems.
Install figaro, add FB app id and app secret.
Add heroku config scope for fb oauth.
Add devise fb oauth to user model.
Add OmniauthCallback controller with controller and  model methds. Add devise routes for fb.
Remove dup devise route.
Adjustments to user.rb to get fb working hopefully.
Changes to vendor and gemfile for pow.
Changes to vendor and gemfile for pow.
Changed image on homepage to point b logo.
Correct route for omniauth, sign in with FB now working.
Deleted unused devise path routes.
Merge pull request #18 from LesleyMdCampo/oauth

Oauth
Edited gitignore.
Merge branch 'master' of github.com:LesleyMdCampo/Point_B

Conflicts:
	vendor/ruby/2.0.0/gems/atomic-1.1.14/ext/Makefile
	vendor/ruby/2.0.0/gems/debug_inspector-0.0.2/ext/debug_inspector/Makefile
	vendor/ruby/2.0.0/gems/hpricot-0.8.6/ext/fast_xs/Makefile
	vendor/ruby/2.0.0/gems/hpricot-0.8.6/ext/hpricot_scan/Makefile
	vendor/ruby/2.0.0/gems/json-1.8.1/ext/json/ext/generator/Makefile
	vendor/ruby/2.0.0/gems/json-1.8.1/ext/json/ext/parser/Makefile
	vendor/ruby/2.0.0/gems/pg-0.17.1/ext/Makefile
Add friendship scaffold, associations and link in users#index.