How to use current_admin_user in Active admin dashboard section

How to use current_admin_user in Active admin dashboard section

References

Reference NO 1

http://stackoverflow.com/questions/15201173/how-to-use-current-admin-user-in-active-admin-dashboard-section

Reference NO 2

http://net.tutsplus.com/tutorials/ruby/create-beautiful-administration-interfaces-with-active-admin/

Reference NO 3

http://www.activeadmin.info/docs/1-general-configuration.html

Reference NO 4

http://jaysonlane.net/tech-blog/2012/04/rails-devise-and-active-admin-single-user-model/

Reference NO 5

https://github.com/gregbell/active_admin/issues/683

Reference NO 6

https://github.com/gregbell/active_admin/issues/72

Reference NO 7

http://blog.blazingcloud.net/2012/07/29/activeadmin-with-existing-devise-authentication/

Reference NO 8

http://www.funonrails.com/2011/12/active-admin-sass-and-rails-3.html