Change SDK script so that uninstall doesn't remove any new nested folders created by the user underneath it.
Change SDK script so that uninstall doesn't remove any new nested folders created by the user underneath it.

--HG--
branch : v1-6
extra : convert_revision : svn%3A8631bf8a-c64b-0410-883c-f3eb003322f7/branches/v1-6%40291

bhlzlx/ogre,vancepym/ogre,ruleless/ogre,bhlzlx/ogre,ruleless/ogre,ehsan/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,ruleless/ogre,vancepym/ogre,bhlzlx/ogre,ehsan/ogre,bhlzlx/ogre,bhlzlx/ogre,nezticle/ogre,ruleless/ogre,vancepym/ogre,largerussiangames/ogre,ehsan/ogre,ruleless/ogre,largerussiangames/ogre,ehsan/ogre,vancepym/ogre,bhlzlx/ogre,vancepym/ogre,largerussiangames/ogre,jhu-lcsr-forks/ogre,largerussiangames/ogre,nezticle/ogre,nezticle/ogre,jhu-lcsr-forks/ogre,nezticle/ogre,ruleless/ogre,ehsan/ogre,jhu-lcsr-forks/ogre