Adjust PARENT node of node w/ cluster when opening
More safety code when opening clusters.
Fix for jumping to expanded nodes (missing tree ID)
Improved labeling for minimized clusters
Initial reviver code (when deserializing arguson)

This deserializes (parses) arguson (JSON) into custom JS classes, to help manage display and state changes in the client.
Cleanup of unused optional code for JSON reviver
More work on reckoning node properties and layout
Fast working tree with efficient re-draw.
Fix for duplicate "ancestor path"
Code cleanup
Merge pull request #63 from OpenTreeOfLife/argus-json-reviver

Argus w/ JSON reviver (see http://www.json.org/js.html for the Reviver pattern)