Prepare user's permission.
Merge branch 'master' of https://github.com/SocioQuiz/socio_quiz into prepare_userpermission_model
Fecth the lasted update from organization's master.
add permission field
default at "general"
We shall use string "admin" for admin type.
user's permission "admin" can do anything at app's index page.
remove "db/migrate/20141126192833_remove_permission_from_users.rb"
User admin can see all question and answer of all users.
show play buttons only for non quiz owners
Merge pull request #111 from yuchan/show-answer-only-to-owner

show play button only for non quiz owners
Merge pull request #107 from not001praween001/prepare_userpermission_model

Prepare user's permission.
Merge pull request #112 from not001praween001/prepare_userpermission_model

remove "db/migrate/20141126192833_remove_permission_from_users.rb"
Merge pull request #113 from not001praween001/prepare_userpermission_model

User admin can see all question and answer of all users.