Revert "Revert "Revert "test font-awesome for production assets"""

This reverts commit 6145eadb6871de6f2e88f3f5e714600a31e8da54.
Revert "set subdirectory directive for assets-path in production"

This reverts commit 60d40dd131f9eae8d6609b26bd075886f76edf82.