add error check for init cublas
add max_ones arg to cublas init
add ones-reduction allocation checking
document max_ones argument to cublas_init
remove tabs and remove spaces on blank lines
fix max_ones doc, remove blank line.
add vim support to .gitignore
cleanup unused imports
PEP8: fix spacing

- around keyword args
- between top-level functions
remove unused variable
update exception raising syntax to new style

Old format is deprecated in PEP8
PEP8: Reduce all lines to max 80 characters
remove errant error check in test_cudamat.py

- also cleanup spaces on blank lines (PEP8)
Merge pull request #30 from ebattenberg/max-ones

Add "max_ones" argument to cublas_init + PEP8 cleanup