Add missing npm deps

[smogg]

├── UNMET PEER DEPENDENCY grunt-contrib-coffee@~0.7.0
├── UNMET PEER DEPENDENCY grunt-contrib-compass@~0.6.0
├── UNMET PEER DEPENDENCY grunt-contrib-concat@~0.3.0
├── UNMET PEER DEPENDENCY grunt-contrib-csslint@~0.1.2
├── UNMET PEER DEPENDENCY grunt-contrib-handlebars@~0.5.11
├── UNMET PEER DEPENDENCY grunt-contrib-imagemin@~0.3.0
├── UNMET PEER DEPENDENCY grunt-contrib-jade@~0.8.0
├── UNMET PEER DEPENDENCY grunt-contrib-jasmine@~0.5.2
├── UNMET PEER DEPENDENCY grunt-contrib-jst@~0.5.1
├── UNMET PEER DEPENDENCY grunt-contrib-nodeunit@~0.2.1
├── UNMET PEER DEPENDENCY grunt-contrib-qunit@~0.3.0
├── UNMET PEER DEPENDENCY grunt-contrib-sass@~0.5.0
├── UNMET PEER DEPENDENCY grunt-contrib-stylus@~0.8.0
├── UNMET PEER DEPENDENCY grunt-contrib-watch@0.6.1
└── UNMET PEER DEPENDENCY grunt-contrib-yuidoc@~0.5.0

[smogg]

Fixed in grunt_updates branch