Added extra features and version numbering changed from 0.X to 1.X.

git-svn-id: https://plugins.svn.wordpress.org/disable-jpeg-compression/trunk@1015407 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme.txt updated

git-svn-id: https://plugins.svn.wordpress.org/disable-jpeg-compression/trunk@1015412 b8457f37-d9ea-0310-8a92-e5e31aec5664