Implement create function in event manager

Implement the logging event interface.

Create the dbus event object based on the event type.

Change-Id: Idfa9e5c43f170d904fd25f22d73e0509b1785fc9
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
diff --git a/src/test/Makefile.am b/src/test/Makefile.am
index 5a4d20d..717bacc 100644
--- a/src/test/Makefile.am
+++ b/src/test/Makefile.am
@@ -197,4 +197,6 @@
 	$(PHOSPHOR_LOGGING_LIBS) \
 	$(builddir)/../journal.o \
 	$(builddir)/../elog.o \
-	$(builddir)/../resolve_errors.o
+	$(builddir)/../resolve_errors.o \
+	$(builddir)/../event_manager.o \
+	-lstdc++fs