Add timeout support to host control

On timeout, send error signal for all commands within the queue

Change-Id: Ic995fd4b057bd83f121a3deec405a26e0991e9a2
Signed-off-by: Andrew Geissler <andrewg@us.ibm.com>
diff --git a/Makefile.am b/Makefile.am
index 4daadcd..2a51d2f 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -45,7 +45,8 @@
 libsysintfcmds_la_SOURCES = \
 	systemintfcmds.cpp \
 	host-interface.cpp \
-	utils.cpp
+	utils.cpp \
+	timer.cpp
 libsysintfcmds_la_LDFLAGS = $(SYSTEMD_LIBS) \
                             $(libmapper_LIBS) \
                             $(PHOSPHOR_DBUS_INTERFACES_LIBS) \