msgfile: Add a file parser for a simple file format

This file format will be used to store per country code,
per network code messages. This will be used for various
things ranging from access control, to messages...
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 0119a02..14c8ca8 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,3 +1,6 @@
 if ENABLE_TESTS
 SUBDIRS = timer sms
+if ENABLE_MSGFILE
+SUBDIRS += msgfile
+endif
 endif