Cleanups in Dominion

Add loader-yui, stop using smallFontFamily...
Add actor i18n fields to contacts in ES
Add Droid Serif to vendor/
Some more progress in arArchivesCanadaPlugin
Add access log table
Add event observer for access_log
Trigger access_log.view event from actions
Add missing model and migration files
Use getPopularLastWeek from homepage
ArchivesCanada theme header fixes