tree 5a2ba26d9fedcfe2bd0e7becc89fbb0953175a7a
parent 908dee3d4203bf325608980a67099609c16a31a8
author Brad Bishop <bradleyb@fuzziesquirrel.com> 1519417215 -0500
committer Brad Bishop <bradleyb@fuzziesquirrel.com> 1519417215 -0500

Add missing functional include

std::function is not found with a GCC 7.2 runtime.

Change-Id: I313895d1398ca69f879c435ef211a3e2e3edecbd
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>