network: prepare storing filters
network: filter data forward based on edges selected by the UI
Network: allow edges to be sent before a network is initialized
add changenode support
add changeedge support
protocol: Graph: subscribe to group changes
Network: use start() instead of sendInitials()
Merge pull request #9 from djdeath/is-started

Network: use start() instead of sendInitials()
Merge pull request #8 from djdeath/groups

protocol: Graph: subscribe to group changes
Merge pull request #7 from djdeath/edge-metadata

add changeedge support
Merge pull request #6 from djdeath/node-metadata

add changenode support
Merge pull request #3 from djdeath/data-filter

Filter data sent from the runtime to the web UI