Please do not use 'this' pointer when it isn't required.

Please use aggregation and not aggregation as pointer for UIs.

Code cleanup

Added a tiny class for image handling
Added a Media class that will be the entrypoint for most of the timeline video
stuff
Code cleaning / reorganisation

Sorry for the big svn-like commit :p

It will take some time to correct it -_-

Added a tiny class for image handling
Added a Media class that will be the entrypoint for most of the timeline video
stuff
Code cleaning / reorganisation

Sorry for the big svn-like commit :p