Now using npm also in travis
Add WOFF2 format for IcoMoon font
Add loadCSS to project
Trying out critical
Revert "Trying out critical"

This reverts commit f004714b2894a1d587f6dfcc3a87b323b6c6cf8b.
Revert "Add loadCSS to project"

This reverts commit ab2a9cd129990c5989637653bddad86df1f6da1d.
Remove useless code from gulpfile
Redo footer link layout & size