Restore format check for thumb selection

Inappropriately removed by 99beeef3dbaa62f03956f84a9082df5c146ff29f
See #1841
message change: Create Volume Stub --> Create Study
Remove stray trailing space
new study button on party page's data panel. Fixes #1839
fix to previous
another fix to previous
excerpts panel screen - thumbnails screen for whether or not a video has been transcoded
Only show video icon for transcoded videos

See #1841
Revert "doi lookup makes form dirty"

This reverts commit 112042011d261342f6ca02a289903d305180b348.
Make authorization and access options more dynamic

Enable site=PUBLIC for all, and site<access for others.
Allow PUBLIC site to be inherited indefinitely

This may seem silly, but during beta lockdown means there's no limit on
granting site access.
Don't expose "no access" on volume access form

As @Vjf210 points out, there's really no reason to expose this option.
It will start out as NONE, but that just means they have to click
something.  I think.
Add more to party list on admin/auth
Merge branch 'production'

Conflicts:
	app/assets/form/volumeEditOverviewForm/volumeEditOverviewForm.js
	app/assets/templates/form/accessGrantForm.html
	app/assets/templates/form/authGrantForm.html
	app/assets/templates/form/volumeEditOverviewForm.html
	app/assets/templates/panel/dataPanel.html
	conf/evolutions/default/60.sql