Create pl-PL.lang

Translation progress: 0%
Update pl-PL.lang

Progress: 10,9% [86/784]

26th June: All achievements translated
Update pl-PL.lang

Progress: 39,6% [311/784]

26th June: All achievements translated
30th June: Buffs and NPC responses translated
Update pl-PL.lang

Progress: 39,6% [311/784]

26th June: All achievements translated
30th June: Buffs and NPC responses translated; fixed a typo
Merge pull request #2 from kamild1996/patch-1

pl_PL