lossy optimization, and cloud changes ported (extra compression)

git-svn-id: https://plugins.svn.wordpress.org/ewww-image-optimizer/trunk@866619 b8457f37-d9ea-0310-8a92-e5e31aec5664
speed up ngg and flag bulk loading

git-svn-id: https://plugins.svn.wordpress.org/ewww-image-optimizer/trunk@867291 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding the pngquant binaries, and updated .pot file

git-svn-id: https://plugins.svn.wordpress.org/ewww-image-optimizer/trunk@867618 b8457f37-d9ea-0310-8a92-e5e31aec5664
updating version numbers

git-svn-id: https://plugins.svn.wordpress.org/ewww-image-optimizer/trunk@867620 b8457f37-d9ea-0310-8a92-e5e31aec5664
forgot readme updates

git-svn-id: https://plugins.svn.wordpress.org/ewww-image-optimizer/trunk@867628 b8457f37-d9ea-0310-8a92-e5e31aec5664