Updated API#user_login to reflect new configuration design.
Added class Config.
Added configuration file and Search class.
Upated class Search. Added private method Search#fetch. Added Search#next\! and Search#previous\!. Removed Search.init, Search#update, Search#download and Search#threading.
Added class Post, class Container and rubyhexagon.rb to repo.
Added executable deamon.rb.
Added Post#download and made HTTP bodies always JSON bodies.
Added Post#keys