Add weather.rb by coosuke

weather.rb
  Created

command.rb
  line 11: register(Weather, 'weather', 'weather', 'weather forcast fot
Tokyo today')
Modified weather.rb

weather.rb
 line 6: class Weather < Thor
                     ^
Modified command.rb by coosuke

command.rb
 line 4 : require 'onsen/weather'
Modified command.rb by coosuke

command.rb
 line 12: register(Weather, 'weather', 'weather [COMMAND]', 'weather
forcast for Tokyo today')
modified weather.rb by coosuke
modified weather.rb
Modified weather.rb by coosuke
Modified command.rb & weather.rb by coosuke
add function yo