add path /usr/local/cuda/lib
Merge branch 'master' of git://git.forge.scilab.org/sciCuda into dev_curand
set up first version for gpuRand, A=gpuRand(B) where both A and B are gpumatrixs, and share the same dimension
add unloader.sce to .gitignore
add help file for gpuRand
Add gpuRand