Rackspace Auto Scale: Add policies docs

Author: bison

rackspace/autoscale/v1/policies/doc.go

@@ -0,0 +1,9 @@
+/*
+Package policies provides information and interaction with the policy API
+resource in the Rackspace Auto Scale service.
+
+Auto Scale uses policies to define when and how scaling activity will take
+place.  Scaling policies specify how to modify the scaling group and its
+behavior.  You can specify multiple policies to manage a scaling group.
+*/
+package policies