renamed a method in Section
replacing negative conditions with unless
removing unused local var
added rspec to default rake task
renamed do_login to do_login?
renamed verbose to verbose?
renamed is_captcha_required to captcha?
renamed check_login to login_successful?
renamed method in queries_doc
typo in util
@ instead of $ in section definitions
Gemfile
fixed build failures
renamed target file from -nix to -linux-mac
Updated README and queries.txt file