Add two new custom locales and update newest translations from WTI
Shorten the mail topics so that the sender is visible in more cases

- also add the sender name to accept reminder.
Fix the rest of tests that broke from translation changes
Add Time bank to the options of marketplace types
Merge pull request #114 from sharetribe/hotfix/new_locales

Add two new custom locales and update newest translations from WTI + change few mail subject texts