update to latest jmol in maven central: 13.0.12

git-svn-id: file:///home/svn-repositories/biojava/biojava-live/trunk@10079 7c6358e6-4a41-0410-a743-a5b2a554c398
cleaning up compile warnings

git-svn-id: file:///home/svn-repositories/biojava/biojava-live/trunk@10080 7c6358e6-4a41-0410-a743-a5b2a554c398