New forums

Today we added some forums to better organize things. The previous D40/D50/D60 forum was split out into three:
D40/D40x Forum
D50 Forum
D60 Forum

D70, D80 and D2 forums were created:
D70/D70s Forum
D80 Forum
D2H/D2Hs/D2X/D2Xs Forum

Enjoy!