Initial set of updates for ninml/spineml
Merge pull request #13 from NeuroML/development

Development branch into new test branch
Refactoring handling of plot/save neuron values
Improved export to Neuron & handling of lems paths
More work exporting neuron plots correctly
Improved handling of networks of abstract neurons in NEURON conversion
Minor changes for using correct threshold in abstract network
Initial CellMLWriter
Merge branch 'refactoring_nrn_plot_save' of github.com:NeuroML/org.neuroml.export into refactoring_nrn_plot_save
Improved, but not yet working, CellML export
Generating valid cellml
Adding initial test for CellML Writer
To work with NetBeans...
Merging nrn dev branch into nineml test
Test passes with generation of Experiment file also
Valid spineml experiment file
Update to allow FitzHughNagumo to run in CellML...
Travis for devel branch