footer.js: remove duplicate function.
footer.js: remove duplicate function.

There's already a function checking for cookies in the previous document.ready function.

Signed-off-by: XhmikosR <b60f67e10123951b393d9ba15dcf79efc14744bb@gmail.com>

jacobsalmela/AdminLTE,jacobsalmela/AdminLTE,jacobsalmela/AdminLTE,jacobsalmela/AdminLTE