Support drag+drag images from data and http URLs, convert them into attachments.
Support drag+drag images from data and http URLs, convert them into attachments.

jacksonic/foam,jacksonic/foam,jlhughes/foam,jlhughes/foam,foam-framework/foam,osric-the-knight/foam,mdittmer/foam,osric-the-knight/foam,shepheb/foam,jacksonic/foam,jlhughes/foam,shepheb/foam,mdittmer/foam,foam-framework/foam,mdittmer/foam,osric-the-knight/foam,foam-framework/foam,foam-framework/foam,jlhughes/foam,jacksonic/foam,mdittmer/foam,foam-framework/foam,osric-the-knight/foam,shepheb/foam