LibraryMetadata is saved to disk and loaded from it the next time needed.
Version 0.9.1
Added support for importing elements in the repository with states renderers
Application exits cleanly
Added date component
Scenes are created with a date
Refactor so all scenes creations are done through templates
Updated sort widget with date sort
Merge pull request #757 from anserran/sceneorder

Scenes can now be ordered by creation date
Merge pull request #761 from RotaruDan/newViewport

LibraryMetadata is saved to disk and loaded from it the next time needed.
Some cleaning
Merge pull request #762 from jtorrente/repo-import-states

Added support for importing elements in the repository with states renderers