fix location of figure legends
this is sf.net 289

git-svn-id: svn://svn.code.sf.net/p/rdkit/code/trunk@2481 a5045d30-4826-4484-9c7f-6e55a06ddc77
start updating the release notes

git-svn-id: svn://svn.code.sf.net/p/rdkit/code/trunk@2482 a5045d30-4826-4484-9c7f-6e55a06ddc77