Updated Gravity Forms translations to 1.7.7.
Improved the override load .MO file setup.
Updated Gravity Forms Polls Add-On translations to 1.5.
Updated Gravity Forms MailChimp Add-On to version 2.3.
Fixed some static functions.
Improved readme.txt.
Updated to Gravity Forms PayPal Add-On v1.8.
Updated version numbers.
Merge branch 'release/2.7.8'