Fix bug with opt-in condition, when other GF add-ons add other values into the conditional opt-in field making it different than the opt-in condition value.
Adjust some static functions and dev version 1.3.1.1
Adjust some static functions and dev version 1.3.1.1
Make the adjustments only available for field type = product
Version bump, readme update
Merge branch 'fix-optin'