Adding git + pip as source engine

Change-Id: I811a0876d806cfcd213ddf746b8ec89f4909fe64
diff --git a/metadata/service/storage/source/git.yml b/metadata/service/storage/source/git.yml
new file mode 100644
index 0000000..ef62183
--- /dev/null
+++ b/metadata/service/storage/source/git.yml
@@ -0,0 +1,7 @@
+parameters:
+  reclass:
+    storage:
+      source:
+        engine: git
+        repo: git+https://github.com/salt-formulas/reclass
+        branch: master