Add notes for installing via a hacked homebrew.

Thanks, @mwhooker!
Merge pull request #5 from whilp/brew-install

Add notes for installing via a hacked homebrew.
use a regular hostname
central logger. unalias name
automated tests.
cleanup
decompose unbound state
M-x whitespace-cleanup
determine the ip address based on a tag, if exists.
tags is a property of a dict, not a method.
code cleanup.
Merge pull request #6 from tomwans/master

Return a desired IP if specified in instance tags.
tests working.
tests showing proper failures.
Merge remote-tracking branch 'origin/master'

Conflicts:
	unbound_ec2.py
move util method to end.
it's a work and not a word.
Merge branch 'caching'

Conflicts:
	unbound_ec2.py
clean up.
WIP pqueue