Revert afc7d24..21d4ea8

This rolls back to commit afc7d24ab4738acbe74786370a3e95e930a57984.
Revert "Revert afc7d24..21d4ea8"

This reverts commit e0d8e1a0b014c37c2cf8c7207ab50bf0ededef83.
Compile responsive-nav.less