Merge pull request #148 from emavro/feature-appstore-server

CSS early loading
Merge pull request #150 from emavro/feature-appstore-server

Automatically load CSS & JS files
Added config for download URL & type field, switched to using field ids instead of names everywhere
Prevent reloading loop
Sentence cases left pane title for consistency
Merge pull request #152 from coolbung/feature-appstore-server

Added config for download URL & type field, switched to using field ids ...
Category expansibility restored
Merge branch 'feature-appstore-server' of https://github.com/joomla-projects/joomla-cms into feature-appstore-server

Conflicts:
	jedapps/js/client.js