Added new template `INSPIRATOR V2` and more...

- Added new template `INSPIRATOR V2`
- Reorganized the LESS files
- Moved the homepage media queries into the global media queries
- Discarded /_additional-pages.less
- Included the pages directly into /global.less
- Made two separate grunt tasks for compiling the CSS
- Grunt will generate a CSS source map when compiling from the "grunt
less:dev" task
- Updated README.md
- Switched to rouge highlighter for Jekyll
- Moved css/less/pages/homepage.less to its own
folder(css/less/homepage/homepage.less)