Create layout for test upload activity
Create UploadTestActivity Skeleton
Declare UploadTestActivity in Manifest.xml
Add possibility to start this test activity in menu
Implement Image creation in UploadTestActivity
Add permission and uses-features to Manifest.xml
Implement Camera capture and saving
Implement Multipart Post with retrofit (mime type doesn't match with jersey ?)
Add httpmime to try post multipart with other client
Thanks to vbarthel, retrofit upload works
TODO reduce picture size before upload