Include external admin-notices-helper instead of using homegrown version.


git-svn-id: https://plugins.svn.wordpress.org/basic-google-maps-placemarks/trunk@884772 b8457f37-d9ea-0310-8a92-e5e31aec5664
Remove admin-notice-helper external.

The WordPress.org plugin build process doesn't support externals, so it would have been missing from the zip file users download.


git-svn-id: https://plugins.svn.wordpress.org/basic-google-maps-placemarks/trunk@884775 b8457f37-d9ea-0310-8a92-e5e31aec5664
Add local copy of admin-notice-helper

git-svn-id: https://plugins.svn.wordpress.org/basic-google-maps-placemarks/trunk@884777 b8457f37-d9ea-0310-8a92-e5e31aec5664