FIX: Compatibility with Firefox 46 (issue #220).
FIX: Compatibility with Firefox 46 (issue #220).

odin-public/RESTClient-APS,oa-platform/RESTClient-APS,mastacheata/RESTClient-APS,odin-public/RESTClient-APS,oa-platform/RESTClient-APS,odin-public/RESTClient-APS,mastacheata/RESTClient-APS,oa-platform/RESTClient-APS,mastacheata/RESTClient-APS