creation of subentities model tree
Removing a debug line
Some refactos and polish code
Added connections among subentities
Merge pull request #39 from openworm/development

Updating with latest from development
Some refactor and changes to adapt to new neuroml version
Merge with connection branch, updated to latest neuroml and lems
version, added org.neuroml.export bundle as dependency and fix some bugs
regarding connection nodes
Added Summary (infowriter information) to model tree
Parse connections properly
Removed network from main entity
Some refactor
Some bug fixing....about including the same file more than ones in
lemsprocessor
Fix in connections creation
Some more work on population
Merge remote-tracking branch 'origin/neuromlpopulation' into development
updates to neuroml