Merge pull request #10 from openstax/remove-phantomjs

remove phantomjs and upgrade dependencies

Author: philschatz

bin/css-coverage bin/css-coverage.jsbin/css-coverage renamed to bin/css-coverage.js

@@ -1,5 +1,5 @@
 #!/usr/bin/env node
 
-process.bin = process.title = 'css-coverage';
+process.bin = process.title = 'css-coverage'
 
 require('../src/runCoverage')