| BRX | 
                        | acdbGetConstraintsGroup (was acdb3DCGetConstraintsGroup) | 
                        | acdbGetAllConstraintsGroups (was acdb3DCGetAllConstraintsGroups) | 
                        | acdbGetBlockParametersNames (was acdb3DCGetComponentParametersNames) | 
                        | acdbSetBlockParameterExpression (was acdb3DCSetComponentParameterExpression) | 
                        | acdbGetBlockParameterExpression (was acdb3DCGetComponentParameterExpression) | 
                        | acdbGetBlockParameterValue (was acdb3DCGetComponentParameterValue) | 
                        | acdbGetEntityGuiName (was acdb3DCGetEntityGuiName) | 
                        | acdbSetEntityGuiName (was acdb3DCSetEntityGuiName) | 
                        | acdbBlockParameterHasStringValue (was acdb3DCComponentParameterHasStringValue) | 
                        | acdbGetBlockParameterStringValue (was acdb3DCGetComponentParameterStringValue) | 
                        | acdbEffectiveBlockRefName (new) | 
                        | AcVariable (members now declared pure virtual) | 
                        | AcConstraint, AcConstraintsGroup (new members to support arguments) | 
                        | AcConstraintArgument (new) | 
                        | .NET | 
                        | Bricscad.Parametric namespace (was Bricscad.Constraints3d) | 
                        | Bricscad.Parametric.Utility (was Bricscad.Constraints3d.Assoc3dNetwork) | 
                        | Bricscad.Parametric.ConstraintsGroup3d (was Bricscad.Constraints3d.Assoc3dConstraintGroup) | 
                        | Bricscad.Parametric.Parameter (was Bricscad.Constraints3d.Assoc3dVariable) | 
                        | Bricscad.Parametric.ParameterArray (was Bricscad.Constraints3d.Assoc3dVariableArray) | 
                        | Bricscad.Parametric.BlockParameter (was Bricscad.Constraints3d.ComponentParameter) | 
                        | Utility.GetConstraintsGroup3d (was Assoc3dNetwork.Get3dConstraintsGroup) | 
                        | Utility.GetBlockParameter (was Assoc3dNetwork.Get3dComponentParameter) | 
                        | Utility.GetBlockParameterNames (was Assoc3dNetwork.Get3dComponentParametersNames ) | 
                        | Utility.GetAllConstraintsGroups3d (was Assoc3dNetwork.GetAll3dConstraintsGroups) | 
                        | Utility.EffectiveBlockRefName (new) | 
                        | Utility.EffectiveBlockTableRecord (new) |