Add Order.closed timestamp.

BB-1465
Merge pull request #791 from benkonrath/order-payment-bug-fixes-improvements

Add Order.closed timestamp.
Send email to admins on serious docdata error.
Bluebottle v0.0.5
Merge pull request #792 from benkonrath/order-payment-bug-fixes-improvements

Send email to admins on serious docdata error.
Bluebottle v0.0.6
Merge pull request #793 from gannetson/new-bb-version

Bluebottle v0.0.5
Add ember-meta.js
Merge pull request #794 from gannetson/fix-ember-meta

Add ember-meta.js
Fix typo.
Use 1%Club instead of 1%CLUB in email templates.

BB-1523
BB-1524
Don't use English is monthly donation email.

BB-1523
Merge pull request #795 from benkonrath/assigned-jira-issues

Assigned jira issues
Merge branch 'master' of github.com:onepercentclub/onepercentclub-site into bb-53-2
Refactoring meta-data