Add basic functionality for editing build messages
Pretty-up edit build comment UI
Require deploy permissions
Merge remote-tracking branch 'origin/master' into custom-data-choices
document CouchAttachmentsBuilder
Enable the submit button on choice field deletion
Move pencil icon to right and show only on hover
changed right arrow to check
Merge remote-tracking branch 'origin/edit-build-messages' into edit-build-messages

Conflicts:
	corehq/apps/app_manager/templates/app_manager/releases.html
Merge branch 'master' of github.com:dimagi/commcare-hq into edit-build-messages
move pencil and increase commit count
Merge pull request #4815 from dimagi/edit-build-messages

Add ability to edit build messages after the fact
Fix me being an idiot
Merge pull request #4868 from dimagi/stupid-fix

Fix me being an idiot
allow EMAIL_USE_TLS to be overridden

and SEND_BROKEN_LINK_EMAILS while we're at it
Merge pull request #4867 from dimagi/document-CouchAttachmentsBuilder

document CouchAttachmentsBuilder
Update submodules
Merge pull request #4869 from dimagi/EMAIL_USE_TLS

allow EMAIL_USE_TLS to be overridden
First pass at creating user configurable report data sources from form configuration
Form user configurable reports working