Fix for #544
Merge pull request #551 from rhendric/master

Fix for #544
Bumping Node.js version in Travis config

Looked like this might be the cause of recent build failures
Merge pull request #552 from rhendric/master

Bumping Node.js version in Travis config
Fix for gkz/LiveScript#520
Merge pull request #557 from rhendric/issue520

Fix for gkz/LiveScript#520