Increase quality of PDF previews by controlling density used to generate images
Remove preview density setting when uninstalling module
Escape user-provided arguments to shell
Change islandora_scholar_preview_density default to match imagemagick defaults
Change typo for default preview density (75 -> 72)
Correct over-escaping of density argument
Merge pull request #133 from JacobSanford/increase_preview_quality

Increase quality of PDF previews by controlling density used to generate...