Update to 0.8.3

changes:
0.8.3
 - remove upper boundary on text, may text simply never break anything

	Update current package

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Version 2.2.0 (March 01, 2013):
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New Features
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- Added Support for Windows

- New Bloch3d class for plotting 3D Bloch spheres using Mayavi.

- Bloch sphere vectors now look like arrows.

- Added partial transpose function.

- Added continous variable functions for calculating correlation and covariance
  matrices, the Wigner covariance matrix and the logarithmic negativity for
  for multimode fields in Fock basis.

- The master-equation solver (mesolve) now accepts pre-constructed Liouvillian
  terms, which makes it possible to solve master equations that are not on
  the standard Lindblad form.

- Optional Fortran monte carlo solver (mcsolve_f90) by Arne Grimsmo.

- A module of tools for using QuTiP in IPython notebooks.

- Increased performance of the steady state solver.


Bug Fixes:
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- Function based time-dependent Hamiltonians now keep the correct phase.

- mcsolve no longer prints to the command line if ntraj=1.