added error_handler
adjust for error handler modify
added debugger to Gemfile
removed unuse comments
refactor
clean code
autoload adapter
rm lib/weixin_autorize/adapter.rb
refactor result_handler.rb
fixed error in .travis.yml
added rake for Test
refactor storage
handle exception
refactor result_handler.rb
added pry-rails
removed pry-rails
refactor codes
coverage badge
clean codes
updated .travis.yml