Move AdColony 2.1.0 from Beta to Public
Updated adapters.info file

There was a JSON parsing error in the file.
Merge pull request #26 from Jameka-SP/patch-1

Updated adapters.info file to fix trailing comma
Merge pull request #25 from fyber-lima/move_adcolony_from_beta_to_public_139345474

Move AdColony 2.1.0 from Beta to Public
UnityAds adapter version 2.2.0 (UnityAds SDK 1.3.8)