Move VyOS charm from descriptor repo to here

Signed-off-by: Philip Joseph <philip.joseph@riftio.com>
diff --git a/builds/VyOS-proxy/tox.ini b/builds/VyOS-proxy/tox.ini
new file mode 100644
index 0000000..0b8b27a
--- /dev/null
+++ b/builds/VyOS-proxy/tox.ini
@@ -0,0 +1,12 @@
+[tox]
+skipsdist=True
+envlist = py34, py35
+skip_missing_interpreters = True
+
+[testenv]
+commands = py.test -v
+deps =
+    -r{toxinidir}/requirements.txt
+
+[flake8]
+exclude=docs