Ability to send announcement or notify if player is knock in chat?

[iseizuu]

Hi i really love your plugin is highly customizable, i just recommended you to add notify in chat if player is knocked because so other player will come and revive

[MatisseAD]

Okay, in the future release I will adding this functionality :)

[niksnico]

@MatisseAD feel free to merge, please let me know if its ok #37