Cache roles on target lookup for a short time to speed page loads that happen in quick succession.  See CP-2591.
Cache roles on target lookup for a short time to speed page loads that happen in quick succession.  See CP-2591.

git-svn-id: fa1a74920b061848e2ced189e7c50f362c0f37df@10389 bc291798-7d79-44a5-a816-fbf4f7d05ffa

johnmartirano/cg_services