Use ikimea-browser and mobile-detect services.
Fix Delegate/Delegator naming.
Fix namespace issue.
Make ThemePlusUtils::checkFilter() deprecated.
Continue condition implementation.
Update headers and switch to PSR1+PSR2.
Reorganize the proxy.php.
Remove the shipped variables and related assetic filters.
Reorganise stylesheets and javascripts.

Now using gulp to minify all stylesheets and javascripts.
Remove editor integration.
Fix assets paths.
Outsource conditions and introduce the condition compiler.
Hardening the upgrade script.
Reformat code.
Make Theme::__constructor() public.
Make class DataContainer\File abstract.
Update the DCA and translations.
Remove obsolete data container classes.
Fixup old namespace usage.
Reorganize classes in sub-namespaces.