ADDED: Sparse bandwidth tests
ADDED: randomized sparse permute tests
ADDED: flag to bypass A+Trans(A) operation in symrcm
ADDED: Additional compiler flags

Hope to squeeze out a little more performance for free
UPDATED: Removed calls to umfpack in steadystate

As Rob found out, umfpack does not have the correct license
requirements for SciPy and is set to be removed.
ADDED: RCM reordering to direct steadystate solver
FIXED: break loop in graph_degree if diagonal already found
UPDATED: QuTiP now uses BSD license
UPDATED: Added license statement in readme
FIXED: Spelling error in readme
FIXED: Missed one change to license in setup.py
ADDED: Cython to list of numerical backends
ADDED: Cython requirement to setup.py
ADDED: break in RCM plus additional comments
FIXED: Bug in RCM

repeated levels always started at zero.  Now 100x faster :)
ADDED: switch for generating csc matrices in permute
added rcm to iterative SS method
removing accidental upload
Updates for iterative SS routines
more updates to iterative SS solvers