unit tests for wallUrl filter
removed deprecated twitterize filter
updated external dependencies
removed 'should' dev dependency
updated node version
'admin' module cleanup, minor improvements for runtime context
'admin' module: css registration
'admin' module: simple layout with sidebar
admin module: placeholders for 'roles' and 'users' areas
minor code improvements
admin: improved layout, account list
creating accounts from admin panel
improved roles check for routes
dialogs now support promises, account removal in admin panel, confirmation dialog helper;
restrict removing system accounts from admin panel
admin module: editing account profile; various improvements;
improved UI for admin module
admin module: changing passwords;
upgraded external dependencies
Merge remote-tracking branch 'origin/dev'