Bug fixes :
- points' display and selection radius resized from image size
- image's matrix build each time zone fragment's called, stupider but
work
Implementation of the GpsGeom into the selection of the project and into the others elements.
Merge pull request #53 from gab-y/dev

Bug fixes :
Adapting the ratio to the screen size of the device.
Merge pull request #54 from nicolasdavid/dev

adding abstract class to localdatasource
Merge pull request #55 from nicolasdavid/dev

forgot one file ... sorry :/
Adding the incrementationof the id depending of the max id of the database.
Fix merge.
adding trigger methods to cascade update foreign id when creating new data in the database