actually generate MO files
Merge pull request #561 from mk270/feature/fix-supported-langs

actually generate MO files
Open OpenSpending in new window
Fix disappearing BubbleTree

Container needs a height > 0 for BubbleTree.
However, fixing the height can break the DataTable.
That's why min-height is chose for now. This needs
a permanent fix, probably inside BubbleTree lib.
Move the mailing list subscription box to homepage
Merge pull request #564 from openspending/560-mailinglist-frontpage

Move the mailing list subscription box to homepage (Fixes #560)
Limit visibility of account list to only admins
Merge pull request #566 from openspending/hide-accounts

Limit visibility of account list to only admins
Merge branch 'master' into feature/travis