Rename My Shifts to Sign Up
Better config of admin menu bars
Make counties/positions  a has_many :through
Sanitized email import for testing
Steven mode for calendar
Fix people by name query scope, people#index.json only returns name and id
Use person's primary county id
Fix specs for user's primary_county
Clean up look and feel a bit

Better flex schedule tables, warning message for sandbox environment,
get notification_settings/me for emails