Update CtrlP command shortcut - remving mixed mode
Update CtrlP command shortcut - remving mixed mode

Using mixed mode allows me to see both cached, removed, and files that
aren't in my CWD.

jbargu/dotfiles,damca/dotfiles-ubuntu,damca/dotfiles-ubuntu,jacobxk/dotfiles-1,bbtb1982/dotfiles,abhisood/dotfiles,nicknisi/dotfiles,neutrinog/dotfiles,pekosi/dotfiles,dyong0/dotfiles,jbargu/dotfiles,Jooho/dotfiles_mac,fieteboerner/dotfiles,gblock0/dotfiles_unstable,fieteboerner/dotfiles,paulhirschi/dotfiles,pekosi/dotfiles,zhenglaizhang/dotfiles-1,OctavianRotari/dotfiles,Jooho/dotfiles_mac,OctavianRotari/dotfiles,nicknisi/dotfiles,fieteboerner/dotfiles,bbtb1982/dotfiles,patnolanireland/dotfiles,NerdPad/dotfiles,jacobxk/dotfiles-1,nicknisi/dotfiles,patnolanireland/dotfiles,Boukefalos/dotfiles,ptgamr/dotfiles,SlyDen/dotfiles,Reesi82/dotfiles,zhenglaizhang/dotfiles-1,joeandrews/dotfiles,ptgamr/dotfiles