About 1.2.0.81

Hi mojang i just want to tell you about the tnt it keeps on glitcing trough the floor some times and destroy the thungs below the block. And also in water if thers to many tnt in water they will fly out and destroy the serounding area pls fix it thx very much i really hope you understand and sorry if thers any typo in here thx and good luck. Oh yeah and i dont really know if you fixed it in the new version 1.2.1.1 (<3 mc) and i was talking about version 1.2.0.81