* Refactors Makefiles and add configure script.

* Give MKL higher priority in configure script.

* Clean up Linux example makefile.inc.

* Cleanup makefile.inc examples.

* Fix python clean Makefile target.

* Regen swig wrappers.

* Remove useless CUDAFLAGS variable.

* Fix python linking flags.

* Separate compile and link phase in python makefile.

* Add macro to look for swig.

* Add CUDA check in configure script.

* Cleanup make depend targets.

* Cleanup CUDA flags.

* Fix linking flags.

* Fix python GPU linking.

* Remove useless flags from python gpu module linking.

* Add check for cuda libs.

* Cleanup GPU targets.

* Clean up test target.

* Add cpu/gpu targets to python makefile.

* Clean up tutorial Makefile.

* Remove stale OS var from example makefiles.

* Clean up cuda example flags.