Model changes for resource access.  Location and resource access text added to resource add/change modals and resource page.
Added role - agent entries to the resource add modals.  They don't save yet.
Add resource now includes agent resource roles.  Also resource page display.  Remaining: change resource modal.
In progress, blowing up: Ability to change role/agents in the resource change modal on resource page.
Fixed last problem with creating formset while saving resource roles.  New problem on save: integrityerror
Change resource roles working.  Feature complete except js validation.
Merge branch 'resourceAccess' of https://github.com/valnet/valuenetwork.git