fixed #191
Merge pull request #192 from giastfader/master

fixed #191
fixed #188
Merge pull request #193 from giastfader/master

fixed #188
GET /following returns an empty collection istead of error 404
Merge pull request #194 from giastfader/master

GET /following returns an empty collection istead of error 404
fixed #190
Merge pull request #197 from giastfader/master

fixed #190
fixed #196
Merge pull request #198 from giastfader/master

fixed #196
fixed NPE when the username does not exist in the API cal GET /user/:username
added file metadata e content extraction and maangement
Allow to pass the session token into the querystring
New file section into the Console
Merge pull request #202 from giastfader/master

File management within the Console
try to uniform the response of signUp() and getUser()
New API to retrieve file content in plain/text
first iteration on 'the view file content' from the Console
Merge pull request #204 from giastfader/master

 	New API to retrieve file content in plain/text
Fix missing friendship permission on files