updating plugin meta

git-svn-id: https://plugins.svn.wordpress.org/photo-tools-image-taxonomies/trunk@863767 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix case where there is no xmp data

git-svn-id: https://plugins.svn.wordpress.org/photo-tools-image-taxonomies/trunk@864394 b8457f37-d9ea-0310-8a92-e5e31aec5664
bumping version

git-svn-id: https://plugins.svn.wordpress.org/photo-tools-image-taxonomies/trunk@864395 b8457f37-d9ea-0310-8a92-e5e31aec5664
fix updating readme

git-svn-id: https://plugins.svn.wordpress.org/photo-tools-image-taxonomies/trunk@864396 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding explicit exif tag handling and removed redundant hooks.

git-svn-id: https://plugins.svn.wordpress.org/photo-tools-image-taxonomies/trunk@866620 b8457f37-d9ea-0310-8a92-e5e31aec5664