Modified GS call to now redirect stderr to stdout, preventing GS errors being output when generating thumbnails with malformed PDFs.

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044495 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging version 2.3

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044504 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixing bugs sanitization bugs introduced in 2.3

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044508 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updating changelog with 2.3.1 changes

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044511 b8457f37-d9ea-0310-8a92-e5e31aec5664
Adding updated POT file and updated Russian/Ukrainian translations.

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044515 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging version 2.3.2

git-svn-id: http://plugins.svn.wordpress.org/document-gallery/trunk@1044518 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging 2.3.3

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