Are you just trying to adjust it better for road riding, or actually convert it into a road machine? Here's my own MTB turned LHT (Long Haul Trekker)
Old Red on the job by
Yo Spiff, on Flickr
Drop bars
bar end shifters
Tektro levers
Linear pull brakes (the original cantis didn't work well with the road levers)
Panaracer Pasela tires 26 x 1.5"
Brooks B17 saddle