Massaged shotwell.glade to play nice with modern versions of Glade, removed reliance on nonexistant catalog file; closes #4501.
Massaged shotwell.glade to play nice with modern versions of Glade, removed reliance on nonexistant catalog file; closes #4501.

Note: we no longer need to build the .so file to run Glade on Shotwell; simply opening the .glade file directly is enough.
damianmoore/shotwell,jimbonator/shotwell,h4ck3rm1k3/shotwell,Sanva/shotwell-gsoc,h4ck3rm1k3/shotwell,polymeris/shotwell,ritchiewilson/shotwell,h4ck3rm1k3/shotwell,damianmoore/shotwell,Sanva/shotwell-gsoc,jimbonator/shotwell,abrauchli/shotwell,polymeris/shotwell,damianmoore/shotwell,abrauchli/shotwell,abrauchli/shotwell,polymeris/shotwell,ritchiewilson/shotwell,ritchiewilson/shotwell,jimbonator/shotwell,Sanva/shotwell-gsoc