Improve version matching and warn on mismatches
Improve version matching and warn on mismatches

lerna/lerna,onigoetz/lerna-hg,dmfenton/lerna,doug-wade/lerna,sveisvei/lerna,kittens/lerna,evocateur/lerna,lerna/lerna,sebmck/lerna,FaHeymann/lerna,asini/asini,evocateur/lerna,lerna/lerna,treshugart/lerna,tbayaa/lerna