fix typo
added sampledoc_tut
add extend='both'
change example in docstrings to use np.loadtxt instead of mlab.load
update version number
make sure contour lines and filled contour intervals are consistent
thanks to Christoph Gohlke (for building windows installers)
fix bug preventing drawing of parallels in some projections.
apply sf patch 2831704, regnerate c source files with cython 0.11.2
prepare for new release