fix fb comments count [15444192]
Merge pull request #1007 from adrianob/fix_fb_comments

fix fb comments count [15444192]
update pagar.me
update paypal
update contribution validator
fix project posts subscriptions
fix
disable credits stuff on users for user that don't have credits
remove credits warning on contributions routes
remove contributions less than 10 for users that have credits
use contributions.confirmed_at instead created_at. we use confirmed_at on reports
removed all EN notifications PT is default
Merge pull request #1009 from catarse/chore/remove-credits-payment

Chore/remove credits payment
Merge pull request #1010 from devton/bug/metrics-date

use contributions.confirmed_at instead created_at
Merge pull request #1011 from devton/bug/remove-en-notifications

removed all EN notifications PT is default
adding optimizely to layout
Merge branch 'master' of github.com:catarse/catarse
added specs and new template on contribution.notification_template_for_failed_project
notification for contributor when project fails and contribution is made via credits
notify backfire when contribution is made via credits when project fails