v3.1.0

Date: 19-December-2016

New Features:

* Added new class Group

* Entry
      1] Added getAllEntries(String refKey, String refContentType) method.
      2] Added getGroups(String key) method.
      3] Added getGroup(String key) method.             

* Asset
      1] Added setCachePolicy(CachePolicy policy) method.
      2] Added getTags() method.

* AssetLibrary
      1] Added setCachePolicy(CachePolicy policy) method.

API Modifications:

* Asset
   1] Renamed getContentType() to getFileType() method.
   2] Renamed getUploadUrl() to getUrl() method.

API deprecation:

* None  

Bug Fixes:

* None