adding DropBox Chooser SDK

chooser SDK for choosing files

Signed-off-by: Peter Dahlbäck <peter.dahlback@idealapps.se>
removing unused files

directory structure was a bit different than expected. :P

Signed-off-by: Peter Dahlbäck <peter.dahlback@idealapps.se>
adding support for adding files with DropBox

adding files through DropBox now works

Signed-off-by: Peter Dahlbäck <peter.dahlback@idealapps.se>
Merge branch 'master' of github.com:p-dahlback/ideal-nic into feature/dropboxChooser