* Typo fix.
* Add link to admin page
* Update readme.txt

git-svn-id: https://plugins.svn.wordpress.org/wp-plugin-info-card/trunk@1019725 b8457f37-d9ea-0310-8a92-e5e31aec5664
 Update readme.txt

git-svn-id: https://plugins.svn.wordpress.org/wp-plugin-info-card/trunk@1019728 b8457f37-d9ea-0310-8a92-e5e31aec5664