Added rotation code from the other branch
Update the cython wrappers for the new signature
Forgot to include the header file in version control
I created a messed-up mixture of tabs and spaces in theobald_rmsd.c. So I just ran astyle on the whole thing
Add a cython wrapper
add newine to end of rotation.h file
Add a python test
Merge pull request #207 from rmcgibbo/rotation2

[WIP] RMSD Rotation Matrix