sysd_monitor: Parse json file(s)

Parse the json file(s) into a c++ data object that can be used in later
commits to easily check for monitored targets and log appropriate
errors.

Accept a command line parameter to input file and call parsing function

Tested:
- Verified 100% code coverage of new parser cpp

Change-Id: I0bacd80b7f5330eb9cb03d8e3717742ab107bf94
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/test/Makefile.am.include b/test/Makefile.am.include
new file mode 100644
index 0000000..95bf636
--- /dev/null
+++ b/test/Makefile.am.include
@@ -0,0 +1,4 @@
+test_systemd_parser_SOURCES = %reldir%/systemd_parser.cpp systemd_target_parser.cpp
+
+check_PROGRAMS += \
+	%reldir%/systemd_parser