Updated to ACF5 most recent API changes

git-svn-id: https://plugins.svn.wordpress.org/flickr-field-for-advanced-custom-fields/trunk@963685 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme update, correct tag

git-svn-id: https://plugins.svn.wordpress.org/flickr-field-for-advanced-custom-fields/trunk@963688 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme update

git-svn-id: https://plugins.svn.wordpress.org/flickr-field-for-advanced-custom-fields/trunk@963692 b8457f37-d9ea-0310-8a92-e5e31aec5664
version 1.0.1 released

git-svn-id: https://plugins.svn.wordpress.org/flickr-field-for-advanced-custom-fields/trunk@963699 b8457f37-d9ea-0310-8a92-e5e31aec5664