Add 403 page template
Resolve multiple 403 error methods
Add translation to error pages
Make ESQuery.size(0) work properly
Merge branch 'opm' of github.com:dimagi/commcare-hq into opm
Misc ESQuery additions and bugfixes
Raise instance instead of class
Merge pull request #4048 from dimagi/es-query

Misc ESQuery additions and bugfixes
Merge pull request #4044 from dimagi/add_403_page

Add 403 page template
Merge remote-tracking branch 'origin/master' into emwf-refactor

Conflicts:
	corehq/apps/es/es_query.py
Merge remote-tracking branch 'origin/master' into opm
Merge remote-tracking branch 'origin/explicit_case_processing' into autostaging
Merge remote-tracking branch 'origin/auto-gps+schedule' into autostaging
Merge remote-tracking branch 'origin/auto-gps' into autostaging
Merge remote-tracking branch 'origin/schedule' into autostaging
Merge remote-tracking branch 'origin/es_none_type' into autostaging
Merge remote-tracking branch 'origin/hq-dropdown' into autostaging
Merge remote-tracking branch 'origin/refactor-domain-copy2' into autostaging
Merge branch 'logos' into autostaging
Merge branch 'vellum-requirejs' into autostaging