alias updates; git & npm completions
update ST settings & packages
update aliases
☮ in prompt
remove unused casks
export GO path
remove note fns, add todo fn
update git config

1. don't mark more than 8 spaces as a whitespace error
2. don't use jshint pre-commit hook cuz it got annoying
3. add alias for `git log -p`
update sublime settings

1. larger font
2. new theme, Spacegray
3. remove unused packages
4. some other stuff...
hide os x scrollbars when inactive
rm gvimrc & hgignore cuz I don't use those