add admin model
add admin_id to posts
remove admin from users
add admins controller
add layouts for admins
add view for admins controller
configure posts controller to use admin layout
configure routes for admins controller
fix typo in migrations
fix check_signed_in method in admins controller
fix admin related view bugs
configure routes for admin subdomain
add views for admin subdomain
cofigure sessions to handle admins with subdomain
Merge pull request #5 from psparabara/seperating_adimns

Seperating adimns