Merge 'relationship_attrs' into 'current'

r22337@hlagh (orig r8210):  rbuels | 2009-12-31 23:44:13 -0500
making branch to add relationship_attrs option
r22338@hlagh (orig r8211):  rbuels | 2009-12-31 23:45:18 -0500
added relationship_attrs option, plus tests for it
r22339@hlagh (orig r8212):  rbuels | 2009-12-31 23:47:11 -0500
added self to contributors, added note to changelog