[wishlist] New multi-line text alignment (justify-alignment="auto") when using placement finder algorithm

[Andrey-VI]

It should work like this:

[springmeyer]

@herm - great stuff. This would be nice as a CHANGELOG entry, so keep that in mind with future new features/parameters. And if you could add this that would be great. Master changelog is way behind, but I've been working on updating the 2.0.1 changelog.

[springmeyer]

@herm - also, new failing test:

======================================================================
FAIL: python_tests.object_test.test_shieldsymbolizer_init
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Traceback (most recent call last):
  File "/Library/Python/2.7/site-packages/nose-1.1.2-py2.7.egg/nose/case.py", line 197, in runTest
    self.test(*self.arg)
  File "/Users/dane/projects/mapnik/tests/python_tests/object_test.py", line 57, in test_shieldsymbolizer_init
    eq_(s.justify_alignment, mapnik.justify_alignment.MIDDLE)
  File "/Library/Python/2.7/site-packages/nose-1.1.2-py2.7.egg/nose/tools.py", line 31, in eq_
    assert a == b, msg or "%r != %r" % (a, b)
AssertionError: mapnik._mapnik.justify_alignment.AUTO != mapnik._mapnik.justify_alignment.MIDDLE