[For 1.8] Thank You/Like System v3.3.6 + MyAlerts support

[Jair_Gmartell]

Hello, I don't know if someone translate it to Spanish. If not, i will like to contribute, I leave the file that I translated. I am using:

• MyBB version 1.8.14
  
• PHP version 5.5.38
  

It works correctly, thank you very much for the plugin.
PD. Sorry for my bad english.