Exec `npm-check-updates -u`
Fix bower install config

https://github.com/stephenplusplus/grunt-bower-install/compare/0.7.0...v1.3.0
Void away grunt-concurrent and grunt-contrib-copy
Add plugins for karma
Add karma version
Add karma-phantomjs-launcher to plugins
Use bowerInstall instead of bower-install
Fix bower install config

bower-install.app.src exists in config...ERROR · Issue #44 ·
stephenplusplus/grunt-bower-install
https://github.com/stephenplusplus/grunt-bower-install/issues/44
Add karma-phantomjs-launcher
Merge pull request #43 from handcooler/feature/npm-check-updates-20140315

Exec `npm-check-updates -u`