adding pauls mapstyles and updating tracking.js
adding grunt-compass to workflow
new grunt tasks: watch_site only watches js, watch_all will watch js and compass
working out pushstate details on homepage
getting pushstate functionality in place, extracting nav js
adding pre_footer block for template structure support
cleaning up js a bit, getting rid of lib/all.js
Merge pull request #37 from kitajchuk/master

Updated tracking.js and mapstyles. Working on pushstate.