Create it_IT.lang + Bug report

Italian language file and i would also like to report a bug:
If you press "B" when you are searching  for something in the creative menu, your inventory will simply close, nothing else. This means that you can't search for words with a "B" in it.

Tested with:
-Baubles-1.7.2-1.0.0.8
-Forge 1.7.2-10.12.1.1060
-Thaumcraft-1.7.2-4.1.1.10