added an API call to get the available bank accounts on a bank
added some tests
Implemented function to add/delete tags, images, and comments
Changed the JSON case classes to match with the new API spec.
Added an API call to get the one account details.
Changed some parameters for Set to List.
Merge branch 'api1.2' into develop
Merge branch 'develop' into oauth_client
Added date and user info to posted images