Fix 0.2 by 0.2.5

git-svn-id: https://plugins.svn.wordpress.org/alti-watermark/trunk@898390 b8457f37-d9ea-0310-8a92-e5e31aec5664
change log explaination

git-svn-id: https://plugins.svn.wordpress.org/alti-watermark/trunk@898392 b8457f37-d9ea-0310-8a92-e5e31aec5664