Moved Cesium license to Cesium directory
Start of LICENSE.md
Added license for leapjs
Merge remote-tracking branch 'origin/master' into license
Exclude third party code from JSHint
Don't submit node modules.  Update instructions to run `npm install` first.
Merge pull request #17 from AnalyticalGraphicsInc/license

Added LICENSE.md
Merge pull request #19 from AnalyticalGraphicsInc/exclude_node_modules

Don't submit node modules. Update instructions to run `npm install` first.
Merge branch 'master' into flyTo