clean up the role map after the batch ingest specs
Add Rails environment and ruby version info to the about page
first push
fix rails error for validation error in collections controller#create, updating modal_logic gem
Merge pull request #95 from atomical/bugfix/VOV-1854

Bugfix/vov 1854
Merge pull request #96 from atomical/bugfix/VOV-1908

bugfix/VOV-1908
units class method is used like an association.  it should never return nil.
returning an array higher in the stack
Merge pull request #97 from atomical/bugfix/VOV-1854

units class method is used like an association.  it should never return nil
Clear out the cached list of MasterFiles before trying to delete/validate the MediaObject
Merge pull request #98 from avalonmediasystem/bugfix/VOV-1866

Bugfix/vov 1866
Require presence and uniqueness of username and email attributes on user model
Batch manifest can have username or email of uploading user
Allow group/collection membership to specify users by username or email
Add error if user doesn't exist
Merge pull request #100 from avalonmediasystem/bugfix/user-email

Users must have both usernames and email addresses
Merge pull request #99 from avalonmediasystem/enhancement/usernames

Enhancement/usernames
Shrink NU deploy branch to the bare essentials
Change nuldap so netID => username, email => email