git: Enable tig.mouse
git: Include ~/.config/git/*.conf
git: Add aliases for submodules

sub = submodule
subf = submodule foreach --recursive
tmux: Use default base index

I overrode the base index to 1. The default of 0 gives one more window, though.
And I like to have lots of windows.
lib/bash/kiwi: Add func kw_loge
vim/piglit: Use 8-wide tabs in CMake files
vim: Add mapping for coverting word to lowercase

imap <leader>u
noremap <leader>u
vim: Reset sessionoptions to default
vim: Map <F2> to :cc and move the conflicting pastetoggle map to <F9>
vim: Force-define KiwiFileChangedShell()
vim: Update all bundles

git submodule foreach git checkout master
git submodule foreach git pull
vim: Enable mouse