Bootstrap release

• switch to twitter bootstrap
• added more mixins
• added js/libs/bootstra.min.js to libraries
• added outdated Browser script
• added bower
• added .jshintrc to root
• added .jscsrc to root and jscsrc functions
• added .editorconfig
• refactored gulpfile.js
• refactored settings files
• refactored html templates for more ease to follow outline and w3c guidelines
• file setup change (media queries should now be integrated directly)
• renamed layout/_icons.scss to layout/iconography.scss
• updated js libraries to latest version
• removed foundation
• removed divio bootstrap
• removed pie and normalize in favour of bootstraps integration
• removed layout/_retina.scss
• removed layout/_mobile.scss
• removed console.min.js