release v2.3.3
- added minor error checks for failed upload attempts

git-svn-id: https://plugins.svn.wordpress.org/svg-vector-icon-plugin/trunk@1025192 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix version number, woops

git-svn-id: https://plugins.svn.wordpress.org/svg-vector-icon-plugin/trunk@1025194 b8457f37-d9ea-0310-8a92-e5e31aec5664