#2187: added progress window when deleting photos from a camera
#2187: added progress window when deleting photos from a camera

damianmoore/shotwell,jimbonator/shotwell,h4ck3rm1k3/shotwell,damianmoore/shotwell,ritchiewilson/shotwell,jof/shotwell,ritchiewilson/shotwell,abrauchli/shotwell,Sanva/shotwell-gsoc,polymeris/shotwell,damianmoore/shotwell,jimbonator/shotwell,polymeris/shotwell,jimbonator/shotwell,jof/shotwell,abrauchli/shotwell,jof/shotwell,polymeris/shotwell,Sanva/shotwell-gsoc,h4ck3rm1k3/shotwell,ritchiewilson/shotwell,abrauchli/shotwell,h4ck3rm1k3/shotwell,Sanva/shotwell-gsoc