Tool.json grammatical tweaks.

Hoo boy this took longer than I thought it would. I'm wide open to
suggestions for styling, if you see something you don't like.
Derp

whoops
poop

i really need to get better at this
Merge branch 'master' of https://github.com/CleverRaven/Cataclysm-DDA
Merge item description grammar fixes.

Conflicts:
	data/json/items/tools.json