added business category shortcode

git-svn-id: https://plugins.svn.wordpress.org/chamber-dashboard-business-directory/trunk@1015098 b8457f37-d9ea-0310-8a92-e5e31aec5664
little bug fixes

git-svn-id: https://plugins.svn.wordpress.org/chamber-dashboard-business-directory/trunk@1018909 b8457f37-d9ea-0310-8a92-e5e31aec5664
lots of little updates

git-svn-id: https://plugins.svn.wordpress.org/chamber-dashboard-business-directory/trunk@1020686 b8457f37-d9ea-0310-8a92-e5e31aec5664
hopefully fixed map issues

git-svn-id: https://plugins.svn.wordpress.org/chamber-dashboard-business-directory/trunk@1023304 b8457f37-d9ea-0310-8a92-e5e31aec5664