Promote your story button, Processing message

*Change Processing message from “something went wrong” to normal
message, + Zendesk link
*Promote your story button
delete != destroy (the latter is recursive which is what we need to test)
extend acts_as_paranoid soft deletes to more children of Collection (CollectionGrant and Role) #864
catch temp redirect error and retry. TODO see https://github.com/excon/excon/issues/418 and wonder why Fog (?) does not include 307 as legit response code
Fix search box overflow and btn location

Closes #866,
Resize prx logo
apply same logic as 8adde2b284afcf26738f97f4698adae57dbfa38b to transcribe_task
catch bad URL construction in "destination" method
raise error with appropriate exception class so we pipeline it correctly
Processing status

Processing status for stuck uploads
Promote your story button

Links to Zendesk, only shows for owners of audio item
Explore page link tweaks

*Explore page link swap
*Added font-weight to explore pg links
Merge pr/889
only show promote on public items
Merge pull request #890 from shindostrz/social-sharing

Updated Facebook sharing default image
Added an http post request function to make Prerender cache the item when it is created or updated
Added a comment to the datasetChanged action about how it may not be working