Projective Plane designs constructor
trac 15107 -- reviewer's comments
Rename the method from ProjectivePlaneDesign to DesarguesianProjectivePlaneDesign

Dima thinks that ProjectivePlaneDesign sucks because this code actually implements only one type of finite projective plane.
Rebase on 5.13.beta0
Bug in AffineGeometryDesign
Fix for phi in tensor_product.py
Trac 13272: remove proof keyword from univariate polynomial's factor()
Trac 13272: Cleanup of docstring of factor() for univariate polynomials
#14318: More doctests from the book "Calcul mathématique avec Sage" chapter "integration"
trac #14318 lower precision required
Merge branch 'develop' into public/combinat/crystals/fix_phi_tensor_product

* develop: (375 commits)
  Updated Sage version to 6.1.beta2
  fix latex
  fix documentation
  minor typography
  Trac 13101: mark doctest as "long time"
  trac 13101 better doctest
  Trac 13101: Fix bug in enumerate_totallyreal_fields_all
  #9706: review patch.
  trac 9706: Propose new class structure
  Symbolic Chebyshev polynomials: reviewer patch
  trac 9706: Collective patch. Bugfixes, extensions, optimizations, documentation, doctests for chebyshev_T, chebyshev_U and base class for ortho polys
  Updated Sage version to 6.1.beta1
  Fixing Whitespace errors
  Use bash as SHELL for build/Makefile
  allow numpy arrays in list_plot, line, points
  Run Jmol from current directory
  Trac #12322: Add a doctest for the correct behavior introduced in trac #12737.
  Trac #14186 coerce_binop errors with keyword arguments
  trac #15553: Broken links in the doc of graph/ and numerical/
  bug fix : importing BooleanPolynomialRing at the top-level prevents sage from starting
  ...
workaround for maxima hanging on emacs
Let MPIR build without C++ support on Cygwin.
Merge branch 'develop' into public/combinat/crystals/fix_phi_tensor_product

* develop: (95 commits)
  Trac #14858: more robust type checks for arith.py
  Updated Sage version to 6.1.beta3
  Trac #11271: making the curve inaccessible + documentation
  Trac #11271: Corrections to is_surjective in Galois representations over Q.
  sage-sdist: copy upstream tarballs using sage-spkg
  Fixed docbuild.
  Removed removed file from doc.
  Fix wrong NOTE block.
  Where possible, remove optional - database_stein_watkins
  Stein-Watkins database: reviewer patch
  buid/deps : added a dependency of freetype on libpng in order to work around a build-time race condition.
  Replace bytes_to_long/long_to_bytes by ord/chr.
  Revert "Filter pycrypto warning about insecure modular exponentiaiton."
  first version of the git-trac package
  Filter pycrypto warning about insecure modular exponentiaiton.
  Update PyCrypto to version 2.6.1.
  Let PyCrypto build on FreeBSD.
  trac #15435: WeylGroup and CoxeterGroup to groups.<tab>
  trac #15369: Alias groups.misc.AdditiveCyclic to IntegerModRing
  Fix for comparison of padics.
  ...
Trac #15107: Rebase on 6.1.beta3
trac #15107: back to the first name with a new argument
#6288: %lisp mode on the command line doesn't work. why?
trac #6288 addon and cleanup
Various Cython files using mpn_popcount need to be linked to gmp.
Trac #15095: Symbolic hurwitz_zeta function