adding geo-lightbox by daozhao

git-svn-id: http://plugins.svn.wordpress.org/geo-lightbox/trunk@470086 b8457f37-d9ea-0310-8a92-e5e31aec5664
Adding first version

git-svn-id: http://plugins.svn.wordpress.org/geo-lightbox/trunk@470780 b8457f37-d9ea-0310-8a92-e5e31aec5664
modify the readme

git-svn-id: http://plugins.svn.wordpress.org/geo-lightbox/trunk@470781 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge commit 'cd822c40aaed5a218158f495822cb2c62141a169'

* commit 'cd822c40aaed5a218158f495822cb2c62141a169':
  Create README.md
  Initial commit