ext.thanks.revthank: Prevent double clicks while API request is in progress
ext.thanks.revthank: Prevent double clicks while API request is in progress

Bug: T53303
Change-Id: Ie886a8093469904f327bba8a0b30048fc6d6b638

wikimedia/mediawiki-extensions-Thanks,wikimedia/mediawiki-extensions-Thanks,wikimedia/mediawiki-extensions-Thanks