Admin can Delete/Activate/De-Activate registrations
#17
development_enhancement_17
Merge branch 'development' into development_enhancement_17

Conflicts:
	db/schema.rb
Refactored migration to work with existing application smoothly
Categorizing registrations for #17
Redirect to confirmed OR cancelled listing based on the registration status being created/updated for #17
Change after sign in path to confirmed registration.
flip order of action icon in the listing row for #17
Refactoring to reuse method to find registration with id for #17