Merge pull request #16 from stevendgonzales/master

cffi callbacks and test updates
Merge pull request #18 from stevendgonzales/master

big cleanup and back to cython
Merge pull request #19 from stevendgonzales/master

version bump for pypi release
Adjustments to get nosetests working again
Merge pull request #20 from chadlung/master

Adjustments to get nosetests working again
Add coverage to tox and to complete the build
Merge pull request #21 from chadlung/master

Add coverage to tox and to complete the build
Add include folders to the MANIFEST file
Merge pull request #22 from chadlung/master

Add include folders to the MANIFEST file
Add build status to readme page
Merge pull request #23 from chadlung/master

Add build status to readme page
removing old code, fixing packaging conflicts
removing old code
Merge pull request #24 from zinic/master

 	removing old code, fixing packaging conflicts