add delegates for rackspace configurations
diff --git a/rackspace/db/v1/configurations/doc.go b/rackspace/db/v1/configurations/doc.go
new file mode 100644
index 0000000..48c51d6
--- /dev/null
+++ b/rackspace/db/v1/configurations/doc.go
@@ -0,0 +1 @@
+package configurations