Enable multistep variable interpolation. close #204.
fix a rendering bug in Monitor Node
mitake of Location tag's scope in MonitorNode fixed #205
Merge branch 'master' into collaboration
Mode Camera initialization into AssureNote.LoadNewWGSN. close #206
Unfold default node. close #208.
Alert when browser is not supported. close #178.
Merge branch 'master' into collaboration
put function catching event of closing or reloading window. ref#192