Check future incompatibility lints in Makefile
Check future incompatibility lints in Makefile

Might as well ease them out now, in case moving to 2018 seems desirable in
future.

Signed-off-by: mulhern <7b51bcf507bcd7afb72bf8663752c0ddbeb517f6@redhat.com>

stratis-storage/stratisd,stratis-storage/stratisd,stratis-storage/stratisd,trgill/stratisd,trgill/stratisd