Bump version to 3.0.0.
Bump version to 3.0.0.

MatthewKrey/lita,sadiqmmm/lita,litaio/lita,chriswoodrich/lita,mcgain/lita,crimsonknave/lita,brodock/lita,elia/lita,jaisonerick/lita,jimmycuadra/lita,elia/lita,brodock/lita,tristaneuan/lita,liamdawson/lita,crimsonknave/lita,natesholland/lita,tristaneuan/lita,byroot/lita,mcgain/lita,litaio/lita,MatthewKrey/lita,byroot/lita,liamdawson/lita,jimmycuadra/lita,chriswoodrich/lita,jaisonerick/lita,natesholland/lita,sadiqmmm/lita,PatrickTulskie/lita