add anchors to job ads
use lower-case hash
make references "dynamic"
Merge branch 'master' of github.com:cargomedia/cargomedia.github.io into issue-92

Conflicts:
	jobs/index.html
	re-apply formatting
move GA script into <head>
add and include svg icons
add anchor icon to job headings
 apply code styles to main.less
Merge pull request #92 from christopheschwyzer/issue-92

Enable direct links to job ads