Issue 3179: Add ability to mass decline requests and send the same message to all users
Fixing an accidental change.
Removing a change that carried over on accident
New mailer for invite code decline
Renaming files to be inline with naming standards.
Updating mailers
Updating to use new helper
Updated validation checks. Added button
Become a programmer, they said. It'll be fun, they said.
Merge pull request #774 from scottsds/issue_3179

Issue 3179