Fixes Facebook ampersand encoding problem; closes #1531.
Fixes Facebook ampersand encoding problem; closes #1531.


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