Adds all base16 scripts as a submodule, deletes old solarized script
Uses monokai colorscheme in iTerm and Vim
Adds git alias: ap for add in patch mode
Changes git commit aliases to suit workflow based on add in patch mode.

`c` no longer adds modified
`ca` does what c used to do: add modified
`cm` is now verbose
`cam` does what ca used to do: amend verbosely