Remove http scheme from image url replacement.
Remove http scheme from image url replacement.

lyw07/kolibri,indirectlylit/kolibri,learningequality/kolibri,lyw07/kolibri,learningequality/kolibri,indirectlylit/kolibri,mrpau/kolibri,mrpau/kolibri,lyw07/kolibri,learningequality/kolibri,indirectlylit/kolibri,learningequality/kolibri,indirectlylit/kolibri,mrpau/kolibri,lyw07/kolibri,mrpau/kolibri