Corrected office hours
Added lecture code
Merge remote-tracking branch 'upstream/master'
git merge 11,23,2013
Added GPU code to master branch
Added HW4 code
Reorganized CUDA files
Renamed folder
Added READMEs for CUDA examples
Added more R instructions
Tweaked RCUDA example
Added PyCUDA READMEs
Added more READMEs
Fixed typo
Added RCUDA example2
Merge remote-tracking branch 'upstream/master'