[pentadactyl] remove configuration and vestigial submodule

[~bandali/configs] / git / .gitconfig

[user]
        email = amin@aminb.org
        name = Amin Bandali
#       signingkey = 4E05246AB0BF7FFB
# [commit]
#       gpgsign = true
# [format]
#       signoff = true

[alias]
        git = !exec git
[core]
        autocrlf = input
[color]
        ui = auto