Updated mediawiki/extensions
Project: mediawiki/extensions/DonationInterface  1d17249f5f369881eeb905eeb0885047cf19ff15

Test Amazon error form shown and return URI parsed

Gateway should show error form instead of redirect if the data
is fishy.  On return, gateway should parse some stuff out of
the URI to feed to Stomp.

Change-Id: I58650735c40e27fa58b6ef7483dfa8ea3e7a4fa1