Merge pull request #215 from lupatellimatteo/master

 + Add changePassword method for Admin
PUT		/admin/user/:username/password 
and related tests

 + change HTTP (from 204 to 200) code to logout API
projection fields in GET APIs
add tests for projections feature
Merge pull request #222 from giastfader/master

fixes #207 - Projections criteria on API calls
Merge pull request #221 from lupatellimatteo/master

insert in console method change password user and other fixes
Merge pull request #37 from baasbox/master

pull request from repository baasbox