Netopeer NETCONF server integration

Amendments:

- Removed local copy of golang package. Added instructions to download it.
- Removed cached files which are created when transapi is built.
- Added netopeer as a build-able Makefile component.
  Updated documentation.

Change-Id: I532e813b81a0531648c5a6bcb048208700cf57a4
diff --git a/compose/docker-compose-netopeer.yml b/compose/docker-compose-netopeer.yml
new file mode 100755
index 0000000..6ed9953
--- /dev/null
+++ b/compose/docker-compose-netopeer.yml
@@ -0,0 +1,6 @@
+version: '2'
+services:
+  netopeer:
+    image: cord/netopeer
+    ports:
+      - "1830:830"