Initial stash of the metrics gateway xAPP code

Issue-ID: RIC-420

Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change-Id: Icb437da09bdbae45bab56b29f179adb4f208437a
diff --git a/mgxapp/doc/.gitignore b/mgxapp/doc/.gitignore
new file mode 100644
index 0000000..5a2c4e6
--- /dev/null
+++ b/mgxapp/doc/.gitignore
@@ -0,0 +1,11 @@
+# various output files (don't save generated files)
+*.ps
+*.rst
+*.md
+*.pdf
+
+# intermediate files which can lie around
+*.ca
+*.sp
+*.bcnfile
+*.toc