vtkCollection::RemoveItem(int) fired Modified too early
vtkCollection::RemoveItem(int) fired Modified too early

The collection was firing ModifiedEvent before being actually modified.

Change-Id: Ic740f10cfae055691fe5adb9eaaff787592878b9

berendkleinhaneveld/VTK,sumedhasingla/VTK,msmolens/VTK,msmolens/VTK,jmerkow/VTK,mspark93/VTK,ashray/VTK-EVM,berendkleinhaneveld/VTK,msmolens/VTK,sumedhasingla/VTK,berendkleinhaneveld/VTK,sumedhasingla/VTK,berendkleinhaneveld/VTK,johnkit/vtk-dev,keithroe/vtkoptix,candy7393/VTK,biddisco/VTK,jmerkow/VTK,ashray/VTK-EVM,msmolens/VTK,gram526/VTK,jmerkow/VTK,SimVascular/VTK,candy7393/VTK,sankhesh/VTK,SimVascular/VTK,ashray/VTK-EVM,aashish24/VTK-old,msmolens/VTK,aashish24/VTK-old,berendkleinhaneveld/VTK,msmolens/VTK,keithroe/vtkoptix,collects/VTK,mspark93/VTK,candy7393/VTK,johnkit/vtk-dev,hendradarwin/VTK,sumedhasingla/VTK,candy7393/VTK,mspark93/VTK,candy7393/VTK,berendkleinhaneveld/VTK,biddisco/VTK,johnkit/vtk-dev,keithroe/vtkoptix,johnkit/vtk-dev,gram526/VTK,SimVascular/VTK,msmolens/VTK,mspark93/VTK,SimVascular/VTK,aashish24/VTK-old,keithroe/vtkoptix,demarle/VTK,gram526/VTK,demarle/VTK,jmerkow/VTK,sumedhasingla/VTK,hendradarwin/VTK,sankhesh/VTK,gram526/VTK,keithroe/vtkoptix,demarle/VTK,sumedhasingla/VTK,mspark93/VTK,keithroe/vtkoptix,sankhesh/VTK,mspark93/VTK,SimVascular/VTK,demarle/VTK,sankhesh/VTK,jmerkow/VTK,hendradarwin/VTK,keithroe/vtkoptix,SimVascular/VTK,biddisco/VTK,demarle/VTK,johnkit/vtk-dev,biddisco/VTK,ashray/VTK-EVM,demarle/VTK,gram526/VTK,candy7393/VTK,collects/VTK,johnkit/vtk-dev,berendkleinhaneveld/VTK,collects/VTK,hendradarwin/VTK,gram526/VTK,jmerkow/VTK,sumedhasingla/VTK,demarle/VTK,sumedhasingla/VTK,ashray/VTK-EVM,demarle/VTK,candy7393/VTK,mspark93/VTK,keithroe/vtkoptix,jmerkow/VTK,johnkit/vtk-dev,hendradarwin/VTK,SimVascular/VTK,msmolens/VTK,ashray/VTK-EVM,biddisco/VTK,collects/VTK,hendradarwin/VTK,sankhesh/VTK,gram526/VTK,biddisco/VTK,biddisco/VTK,sankhesh/VTK,hendradarwin/VTK,gram526/VTK,SimVascular/VTK,jmerkow/VTK,sankhesh/VTK,candy7393/VTK,aashish24/VTK-old,ashray/VTK-EVM,sankhesh/VTK,collects/VTK,mspark93/VTK,aashish24/VTK-old,ashray/VTK-EVM,aashish24/VTK-old,collects/VTK