Initial commit
i
support no interpolation
Read and write ppm files
bilinear interpolation
do not colour correct when using no_interpolation
add extra image convience funcs
commit cuda makefile
Add SDK common files:
 some GL helper files
 and cutil header files
cutil lib
cuda files
rm binaries
Sample 1: add two arrays
move cu files into same directory
Add filename manip. function
change image struct layout to flat uchar array
compile cuda files
cuda helpers, inital commit