0.8dev: Instantiate environment's `ResourceSystem` if neighborhood is not found. Refs #751.
0.8dev: Instantiate environment's `ResourceSystem` if neighborhood is not found. Refs #751.

Patch by Olemis Lang.


git-svn-id: 5633281caa5e9404329cce92d0b6acb034caef48@1566993 13f79535-47bb-0310-9956-ffa450edef68

apache/bloodhound,apache/bloodhound,apache/bloodhound,apache/bloodhound