Fixed links in site_menu
Implemented translate method for Base widget and Translated mixin
Re-implemented filters_searc button as a DropdownMenu widget
Updated HE translations for viz app
Merge branch 'develop' of https://github.com/prjts/open-budget into develop
Fixed bug in nodes_list when sorting while nodes are loaded prevents rendering of items eventually
Update docs for new staging server. some fixes to fabric script.
Merge remote-tracking branch 'origin/develop' into develop