Squashed 'lcm-java/jchart2d-code/' content from commit 453c5b8

git-subtree-dir: lcm-java/jchart2d-code
git-subtree-split: 453c5b8a187b89254073b72b22d56487afa4a7ab
Merge commit 'a9b79d5911e21946fb97be66280e40ef7df55442' as 'lcm-java/jchart2d-code'