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.
Merge pull request #107 from not001praween001/prepare_userpermission_model

Prepare user's permission.