Makes the folders view in the sidebar recursively display folder contents. Closes #6211.
Makes the folders view in the sidebar recursively display folder contents. Closes #6211.

polymeris/shotwell,ritchiewilson/shotwell,jimbonator/shotwell,jimbonator/shotwell,abrauchli/shotwell,damianmoore/shotwell,polymeris/shotwell,abrauchli/shotwell,ritchiewilson/shotwell,jimbonator/shotwell,ritchiewilson/shotwell,polymeris/shotwell,abrauchli/shotwell,damianmoore/shotwell,damianmoore/shotwell