fixed bug #502: extra space in event dates
fixed bug #502: extra space in event dates

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