Se actualiza el modelo de Problem para coincidir con la nueva API
Merge branch 'master' of github.com:fixmycode/ReinoAritmetico

# By mammut (17) and Daniel Francisco Tapia Rybertt (3)
# Via mammut
* 'master' of github.com:fixmycode/ReinoAritmetico:
  Changed the color of the join code block
  Small fix as to how many decimal points to show on numbers at the playing area
  New character pictures
  Now the UID of a game always has length 3. The problems api returns RAND() order
  Lots of visual tweaks like progress bar <3, average time, etc. Youll love em
  added questions seed
  Fixed the fallen player logic. And also the game sends one question and doesnt send more until all players have ended
  Updated the API for character_type. Now the uid cant be changed...
  Fixed the API changes on the problems editing action
  Changed some model attribute names to match the API. changed the UID logic. Fixed the getIdentify, now it returns the character_type
  Changed some model attribute names to match the API. changed the UID logic. Fixed the getIdentify, now it returns the character_type
  Fixed IP address sent to the server
  fixed identify and register
  crud completo preguntas
  Cleaning up
  Implemented bower dependnecies. Now it works beautifly
  Finished the player fallen of the game logic... still need to do some tests when more than one players drops out
  Changed the whole project to Angular.js Works great...
  Now the game sends quiestions and stores answers locally
  The game waits for any fallen student