made hdf5 serializer
hdf5 loader failing test unit
couple of tests failing on hdf5 serialization but sleep required
arraymorph now seamlessly hadnling segments in the background, need to test writing
added integration test for arraymorph writing
added segment-hadnling routines to arraymorph including many tests
Updated to match the schema in the development branch of NeuroML2: https://github.com/NeuroML/NeuroML2/blob/development/Schemas/NeuroML2/NeuroML_v2beta.xsd
Regenerated API & added a simple file to test all examples.
changing travis.yml to reflect new dependencies
working with latest version of libneuroml
 adding more example
resolved merge
now passing integration test, but needs enhancement
added new nml.py file
removed some old documentation
fixed example to use schema from github
trying to fix travis-ci erroring by getting  it to install correct HDF5 headers
modularized validation in arraymorph
make sure all internal ids and external ids are the same in an arraymorph - I don't see any way around this
improvements to SegmentList
arraymorphology testing complete