#12542: Fix issues with converting symbolic expressions to polynomials
#12542: Add some documentation for the new parameters
add options marker and markeredgecolor to point2d
fix aspect_ratio for density_plot
make sure that matrix plots have aspect ratio 1
add additional marker information to plot()
fix documentation for scatter_plot and points

1. Add documentation about the available options to point() documentation
2. Remove list of markers from scatter_plot documentation, and
   refer to plot() instead
Added better support for pretty printing KR crystals and pm diagrams.
Fixed doctests in kirillov_reshetikhin.py.
Fix for pp for type B with spins.
Changed remainding doctest continuations in tensor_product.py.
Trac #3624: added rst version of tex paper; include in indices
Merge branch 'public/combinat/crystals/pp_kr_crystals_pm_diagrams-15913' of trac.sagemath.org:sage into public/combinat/crystals/pp_kr_crystals_pm_diagrams-15913

* 'public/combinat/crystals/pp_kr_crystals_pm_diagrams-15913' of trac.sagemath.org:sage:
  Changed remainding doctest continuations in tensor_product.py.
  Fix for pp for type B with spins.
  Fixed doctests in kirillov_reshetikhin.py.
  Added better support for pretty printing KR crystals and pm diagrams.

Conflicts:
	src/sage/combinat/crystals/kirillov_reshetikhin.py
	src/sage/combinat/crystals/tensor_product.py
Fixed failing doctests.
trac #16261: Default behaviour of AdditiveAbelianGroup(a_tuple)
merge develop (sage-6.2) on to current ticket
Merge branch 'develop' into t/3624/ticket/3624

* develop: (1070 commits)
  Updated Sage version to 6.3.beta0
  Trac 16305: set (DY)LD_LIBRARY_PATH before MPLCONFIGDIR
  Fix documentation after moving monsky_washnitzer.py.
  trac #12867: Broken doctests
  Trac #16269: Cartesian Products of additive groups
  Updated Sage version to 6.2
  Trivial doc fix.
  sage-cleaner: fix rm_rf on OS X
  Get rid of warnings about missing git templates after relocating Sage
  Fix docstring
  trac #15059: modifying __call__ on elements of multivariate power series rings to avoid calling add_bigoh on elements of the base ring
  #16280: fix link in the doc + move import to its natural spot
  trac #16288: add a method to the doc
  Make documentation of quivers/representation.py build
  Added simple, injective, and projective for S, I, P resp.
  #16289: Fix ZZ.cartesian_product(...)
  Added an __iter__() for algebra over nonzero graded components.
  Fixed multichar edge labels in all_paths.
  Some more doc tweaks.
  Trac 7085: improve coercion into Laurent series rings
  ...
replace tabs, nonascii chars
trac #16261: Merged with 6.3.beta1
trac #16261: Broken doctests