input/output slicing fix for 3d conv
Used long instead of int for the mmap file size.
Merge pull request #38 from fidlej/topic_long_mmap

Used long instead of int for the mmap file size.
add tests for 3d conv
Merge branch '3dconv'
github->githubusercontent
calling torch.test() in travis
reverting to install-all
need to install blas/atlas in travis

need to install blas/atlas in travis because openblas doesn't build in travis build boxes.
travis openblas fixes
Fix numel() return type

Should always be long; it was being incorrectly cast
to the element type of the tensor.

Also added test for nElement and numel.
Merge pull request #39 from d11/fix_numel_cwrap

Fix numel() cwrap return type
tensor: fix squeeze(dim) behavior