Remove old scripts from bin
Update gitconfig, remove sourcetree as merge/difftool.
[vim] Remove powerline, replace with airline and add some other language plugins.
[vim] ,e opens BufExplorer
[zsh] create la,ll aliases for ls.
[zsh] Update path exports.
[zsh] tell python not to write .pyc files.
[zsh] add go repositories to wk autocomplete.