Enable automated testing with Python 3.4
Change maintainer
Define and use PyVarObject_HEAD_INIT compatibility macro

Based on pull request #32
Get rid of -fno-tree-dominator-opts

This option is deprecated and removed, so we
cannot rely on it. Additionally, don't rely on
`fancy_return_zero' and use inline assembly to
generate a proper zero return value instead.
Run gc.collect() twice in threaded leak tests
Fix invalid aarch64 constraint

There doesn't seem to be a way to specify x0
as the result, so use "=r" to let compiler
choose an appropriate register. It would
likely choose x0 anyway.
Enable support for SunStudio on 32-bit SunOS
Call PyBaseObject_Type.tp_new instead of tp_alloc

This allows object.__new__ to check greenlet subclasses for
being abstract and raise an exception in that case.
Restore accidentally removed use of my_build_ext
Don't symlink libraries unless inplace build is requested
Add support for custom build directory for tests
Add Dirk Mueller to AUTHORS

PR #32 (PyVarObject_HEAD_INIT)
Fixed return type of `PyGreenlet_Switch`.
Merge pull request #53 from BoonsNaibot/patch-1

Fixed return type of `PyGreenlet_Switch`.
Add NEWS for upcoming greenlet 0.4.3
Add documentation for switch tracing
Increment version to 0.4.3
Add Python 3.3 and 3.4 to classifiers
`PyGreenlet_SetParent` returns `int`
Merge pull request #56 from BoonsNaibot/patch-2

`PyGreenlet_SetParent` returns `int`