Okay , so i actually found a way to download the mod:
1. Go to this link http://javid.ddns.net/tModLoader/
2. Then , in that page go to mods/
3. A giant list of mods will open , press Ctrl + F
4. Write 'Khaelis'
5. The mod will show up , click it
That's it , when you click it , the mod starts...