Add a concatenate and a split operation.
Add split and friends to the python interface.
Add concatenate and friends.
Do some cleanup.
Apparently GpuArray did not have a .T property yet.
Merge pull request #1 from nouiz/master

small update to the doc.
Add a pygpu_concatenate API.
Rework documenation on how to run tests to be clearer.
Fix compile with Xcode 5.1+ with setuptools installed.
Revise the way we raise errors to be more python-like.
Merge pull request #3 from abergeron/master

Rework documenation on how to run tests to be clearer.
Merge pull request #5 from abergeron/join_split2

Join and Split
Export the numeric value of GA_SIZE.
Merge pull request #6 from abergeron/add_size

Export the numeric value of GA_SIZE.
install pygpu/tests.

but this install them with executable permission.
Fix directory handling in the instruction.