Added features specs for the PhotosetCollection, Photoset and Photo views.
Moved the CLI translations to a separate locale file, since the InstallGenerator is going to copy the available frontend locales to the main application. The CLI translations don't have to be copied though.
Added the frontend locale which will contain all the translations that will be copied to the main application.
Let the InstallGenerator actually copy the frontend locale to the main application.
It's PhotosController not PhotoController.
Added the Kuva::Generators::ViewsGenerator which copies the Kuva views to the main application.