Quick and dirty fix for a bug that completely breaks the metadata panel.
Should be refactored later (for a ForeignDbRepo, a missing user is
normal, for anything else it should still be treated as an error
condition, although maybe not with a rejection).
Bug: 62019
Change-Id: I433ae2bd1334593d9c5bfe0272ce7207f3fdf723
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/267
Displays a blurred version of the thumbnail
while the actual image loads
Displays a progress bar showing the image load progress
Animates into focus once the actual image is loaded
Change-Id: I2b8bc4691c20ffb5b3f16da9a8b9d6fd1796d784
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/146