new version 2.1.0 declaration

git-svn-id: https://plugins.svn.wordpress.org/bluet-keywords-tooltip-generator/trunk@994278 b8457f37-d9ea-0310-8a92-e5e31aec5664
delete trunk content

git-svn-id: https://plugins.svn.wordpress.org/bluet-keywords-tooltip-generator/trunk@994280 b8457f37-d9ea-0310-8a92-e5e31aec5664