add cuda.py

Signed-off-by: Fotis Georgatos <fotis.georgatos@uni.lu>
don't use full path for Perl install scripts, unset DISPLAY to dance around on issue on systems where an X11 term is being used
Merge pull request #2 from boegel/contrib_CUDA_easyblock

don't use full path for Perl install scripts, unset DISPLAY env var
Merge branch 'contrib_CUDA_easyblock' of github.com:boegel/easybuild-easyblocks into contrib_CUDA_easyblock
check whether DISPLAY should be unset, get rid of chmod'ing install dir, not needed (leftovers from easyblock that was used as a base for this one)
Merge pull request #3 from boegel/contrib_CUDA_easyblock

check unsetting of DISPLAY, remove chmod'ing that's obsolete
add docstring, get rid of obsolete mkdir command
Merge pull request #4 from boegel/contrib_CUDA_easyblock

add docstring, get rid of obsolete mkdir command
Merge pull request #145 from fgeorgatos/contrib_CUDA_easyblock

add cuda.py