No bug: fix counting unreviewed pluralized strings (mozilla#1149)

Each Unreviewed suggestion should be counted separately. Until this patch,
all unreviewed suggestions of a pluralized entity within a locale were
counted as 1.

Add 2015-08-01 tag

Valid contribute.json, no longer accessible from URL

Merge remote-tracking branch 'upstream/master'

Fix Bug 1155103 - History Flickering when deleting translations

Merge pull request mozilla#25 from mathjazz/prod

Prod

Fix .lang dump: exclude unapproved strings

Save approved user and date when approving translations

Center align details title

Simplified and more verbose commit/update project logging