Docs: stub for sphinx documentation
inject: better meta class behaviour
PyEntityWithSources: splitt up mixins
core: configure doc strings
docstrings: define docstrings in a central header
setup: configure sphinx build

- build dox with
  python setup.py build_sphinx
PyEntity, PyBlock: use docstrings in bindings
PyBlock: full documentation example
Merge pull request #19 from stoewer/documentation

Documentation using sphinx

LGTM
transmogrify: Add support for NDSize -> PyObject *

Support downgrading of types if all values inside the NDSize
are smaller then max(long)
PyDataArray: Add data_extent property (getter)

Returns a n-tuple where n is the dimensionality of the data and
the the individual elements the size of each dimension
test: Add test for PyDataArray::data_extent property
merged changes for docs
merged changes for docs
Merge branch 'master' of github.com:asobolev/nixpy
transmogrify: Add support for PyObject* -> NDSize
PyDataArray: Add data_extent property (setter)
test: Add test for setting PyDataArray::data_extent
Merge pull request #20 from gicmo/data_extent

Add support for DataArray::dataExtent

Verry nice
PyFile: docstrings for File and its mixin