243 game result return error tournament backend

[coisu]

• sending match setting data to game backend with nbrOfRounds, ball_texture, ball_model and player color data turn into hex

  ball_color need to be changed in hex from frontend!

• return error fixed in game Result update part
• Tournament listing page sorted by recent created tournament + state: waiting started ended
• migrations changed: now adding players into default tournaments nbrOfRounds set