Reimplement IS reference resolving code. Stop using SoSearchAction since we need to find nodes inside SoSFNode fields as well. Fixes a bug reported by Todd J. Furlong.
Reimplement IS reference resolving code. Stop using SoSearchAction since we need to find nodes inside SoSFNode fields as well. Fixes a bug reported by Todd J. Furlong.

Alexpux/Coin3D,Alexpux/Coin3D,Alexpux/Coin3D,Alexpux/Coin3D