Updated documentation on order statistics
Updated documentation on order statistics

Change-Id: Ib7c95510fbe6beb7b44c6c2db51b74d4090abea9

spthaolt/VTK,collects/VTK,SimVascular/VTK,demarle/VTK,ashray/VTK-EVM,sumedhasingla/VTK,johnkit/vtk-dev,berendkleinhaneveld/VTK,msmolens/VTK,sankhesh/VTK,candy7393/VTK,SimVascular/VTK,SimVascular/VTK,demarle/VTK,collects/VTK,msmolens/VTK,aashish24/VTK-old,mspark93/VTK,collects/VTK,demarle/VTK,keithroe/vtkoptix,biddisco/VTK,mspark93/VTK,ashray/VTK-EVM,cjh1/VTK,mspark93/VTK,johnkit/vtk-dev,berendkleinhaneveld/VTK,aashish24/VTK-old,candy7393/VTK,hendradarwin/VTK,ashray/VTK-EVM,sumedhasingla/VTK,aashish24/VTK-old,sumedhasingla/VTK,sankhesh/VTK,keithroe/vtkoptix,mspark93/VTK,berendkleinhaneveld/VTK,msmolens/VTK,candy7393/VTK,msmolens/VTK,collects/VTK,demarle/VTK,gram526/VTK,berendkleinhaneveld/VTK,demarle/VTK,collects/VTK,berendkleinhaneveld/VTK,jmerkow/VTK,msmolens/VTK,hendradarwin/VTK,aashish24/VTK-old,keithroe/vtkoptix,candy7393/VTK,gram526/VTK,mspark93/VTK,biddisco/VTK,cjh1/VTK,cjh1/VTK,keithroe/vtkoptix,cjh1/VTK,gram526/VTK,demarle/VTK,biddisco/VTK,msmolens/VTK,johnkit/vtk-dev,SimVascular/VTK,johnkit/vtk-dev,candy7393/VTK,mspark93/VTK,mspark93/VTK,jmerkow/VTK,hendradarwin/VTK,spthaolt/VTK,SimVascular/VTK,hendradarwin/VTK,SimVascular/VTK,SimVascular/VTK,gram526/VTK,keithroe/vtkoptix,ashray/VTK-EVM,berendkleinhaneveld/VTK,jmerkow/VTK,keithroe/vtkoptix,berendkleinhaneveld/VTK,sankhesh/VTK,sumedhasingla/VTK,biddisco/VTK,spthaolt/VTK,sankhesh/VTK,candy7393/VTK,jmerkow/VTK,spthaolt/VTK,gram526/VTK,cjh1/VTK,sankhesh/VTK,biddisco/VTK,spthaolt/VTK,demarle/VTK,msmolens/VTK,gram526/VTK,sumedhasingla/VTK,jmerkow/VTK,ashray/VTK-EVM,jmerkow/VTK,msmolens/VTK,sumedhasingla/VTK,aashish24/VTK-old,ashray/VTK-EVM,collects/VTK,mspark93/VTK,hendradarwin/VTK,johnkit/vtk-dev,johnkit/vtk-dev,gram526/VTK,hendradarwin/VTK,demarle/VTK,SimVascular/VTK,biddisco/VTK,aashish24/VTK-old,keithroe/vtkoptix,biddisco/VTK,sankhesh/VTK,jmerkow/VTK,keithroe/vtkoptix,spthaolt/VTK,sumedhasingla/VTK,cjh1/VTK,candy7393/VTK,jmerkow/VTK,sankhesh/VTK,gram526/VTK,hendradarwin/VTK,ashray/VTK-EVM,candy7393/VTK,spthaolt/VTK,sankhesh/VTK,johnkit/vtk-dev,sumedhasingla/VTK,ashray/VTK-EVM