Added MOSEK support: twice as fast as CVXopt
Updated expopt shared library
mosek_interface_example.py superseded

by _mosek.expopt.imize (which implements ex1()) and simple_gp_example.py
(which implements ex2)
Many changes to minimizer and simple_gp_example
Added docstring to vectify
Merge branch 'master' into mosek-expopt

Conflicts:
	gpkit/minimize.py
	test_driven_development/simple_gp_example.py
Merge pull request #16 from bqpd/mosek-expopt

Mosek expopt support via both ctypes and the command line