Upgrade to new version of MediaUploader

https://github.com/dimagi/MediaUploader/pull/3
Merge pull request #4422 from dimagi/upgrade-mediauploader

Upgrade to new version of MediaUploader
Fixed import
Merge remote-tracking branch 'origin/archive-products+explicit_case_processing' into autostaging
Merge remote-tracking branch 'origin/explicit_case_processing' into autostaging
Merge remote-tracking branch 'origin/master+schedule' into autostaging
Merge remote-tracking branch 'origin/schedule' into autostaging
Merge remote-tracking branch 'origin/hq-dropdown' into autostaging
Merge remote-tracking branch 'origin/refactor-domain-copy2' into autostaging
Merge remote-tracking branch 'origin/logos+master' into autostaging
Merge remote-tracking branch 'origin/admin-reports' into autostaging
Merge remote-tracking branch 'origin/increase-es-timeout' into autostaging
Merge remote-tracking branch 'origin/archive-products' into autostaging
Merge branch 'archive-programs' into autostaging
Merge remote-tracking branch 'origin/subscription-no-contact-info' into autostaging
Merge remote-tracking branch 'origin/fix-timeout' into autostaging
Merge remote-tracking branch 'origin/custom_user_data' into autostaging
Merge remote-tracking branch 'lwyszomi/better_date_filters_improvment' into autostaging
Merge remote-tracking branch 'origin/master+uservoice-pending-invitations' into autostaging
Merge remote-tracking branch 'lwyszomi/uservoice-pending-invitations' into autostaging