Added comment to EditingTools.vala regarding ticket 1946
Added comment to EditingTools.vala regarding ticket 1946

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