added angular-ui/select submodule to style/lib
add public site analytics to settings
add commcare public site app
initial structure for public less file
initial structure of the homepage of new static site
Merge pull request #4966 from dimagi/cchq-public

Initialization of new static site
Merge remote-tracking branch 'origin/refactor-case-list' into autostaging
Merge remote-tracking branch 'origin/historical-forms' into autostaging
Merge remote-tracking branch 'origin/subscription-no-contact-info' into autostaging
Merge remote-tracking branch 'origin/revert-4205-revert-3841-86347-2' into autostaging
Merge remote-tracking branch 'origin/masterlist-workflow' into autostaging
Merge branch 'bulk-app-translate' into autostaging
Merge branch 'hq-dropdown' into autostaging
Merge remote-tracking branch 'origin/vellum-staging' into autostaging
Merge branch 'custom_location_data+system-custom-data' into autostaging
Merge remote-tracking branch 'origin/custom-case-list-pane' into autostaging
Merge remote-tracking branch 'origin/quickview' into autostaging
Merge branch 'double-management' into autostaging
Merge remote-tracking branch 'origin/logo-uploader' into autostaging
update submodule refs