Refactored followers to follow design pattern
Added /followers/list path
Refactored /friends/ids to follow pattern
Added /friends/list path
Updated README for last unusupported path

This library now covers all* application only path paths.

* = Twitter doc for app only is fairly vague and I basically have to go through
 every API page and see it requires user auth. May need to add ones I missed
 later
Bumped version to 0.1.0 -- All App Only API paths covered