Documentation: fixed typos and improved explanations.
Documentation: fixed typos and improved explanations.

sumedhasingla/VTK,gram526/VTK,demarle/VTK,Wuteyan/VTK,naucoin/VTKSlicerWidgets,jeffbaumes/jeffbaumes-vtk,keithroe/vtkoptix,mspark93/VTK,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,ashray/VTK-EVM,naucoin/VTKSlicerWidgets,hendradarwin/VTK,spthaolt/VTK,SimVascular/VTK,sgh/vtk,berendkleinhaneveld/VTK,demarle/VTK,jeffbaumes/jeffbaumes-vtk,sumedhasingla/VTK,aashish24/VTK-old,SimVascular/VTK,sgh/vtk,spthaolt/VTK,spthaolt/VTK,mspark93/VTK,gram526/VTK,candy7393/VTK,biddisco/VTK,gram526/VTK,aashish24/VTK-old,demarle/VTK,sumedhasingla/VTK,keithroe/vtkoptix,cjh1/VTK,mspark93/VTK,collects/VTK,Wuteyan/VTK,sankhesh/VTK,gram526/VTK,naucoin/VTKSlicerWidgets,demarle/VTK,aashish24/VTK-old,ashray/VTK-EVM,arnaudgelas/VTK,spthaolt/VTK,candy7393/VTK,demarle/VTK,johnkit/vtk-dev,cjh1/VTK,demarle/VTK,msmolens/VTK,biddisco/VTK,candy7393/VTK,SimVascular/VTK,berendkleinhaneveld/VTK,collects/VTK,spthaolt/VTK,berendkleinhaneveld/VTK,cjh1/VTK,berendkleinhaneveld/VTK,Wuteyan/VTK,biddisco/VTK,sankhesh/VTK,sankhesh/VTK,jmerkow/VTK,sumedhasingla/VTK,demarle/VTK,aashish24/VTK-old,sumedhasingla/VTK,naucoin/VTKSlicerWidgets,ashray/VTK-EVM,aashish24/VTK-old,Wuteyan/VTK,keithroe/vtkoptix,berendkleinhaneveld/VTK,arnaudgelas/VTK,ashray/VTK-EVM,biddisco/VTK,johnkit/vtk-dev,SimVascular/VTK,sumedhasingla/VTK,candy7393/VTK,ashray/VTK-EVM,collects/VTK,sankhesh/VTK,arnaudgelas/VTK,daviddoria/PointGraphsPhase1,hendradarwin/VTK,biddisco/VTK,johnkit/vtk-dev,candy7393/VTK,gram526/VTK,sgh/vtk,biddisco/VTK,johnkit/vtk-dev,arnaudgelas/VTK,sankhesh/VTK,collects/VTK,msmolens/VTK,daviddoria/PointGraphsPhase1,SimVascular/VTK,arnaudgelas/VTK,demarle/VTK,hendradarwin/VTK,jmerkow/VTK,mspark93/VTK,Wuteyan/VTK,berendkleinhaneveld/VTK,ashray/VTK-EVM,keithroe/vtkoptix,msmolens/VTK,berendkleinhaneveld/VTK,Wuteyan/VTK,hendradarwin/VTK,arnaudgelas/VTK,ashray/VTK-EVM,sgh/vtk,Wuteyan/VTK,msmolens/VTK,collects/VTK,candy7393/VTK,jmerkow/VTK,keithroe/vtkoptix,sankhesh/VTK,gram526/VTK,mspark93/VTK,daviddoria/PointGraphsPhase1,spthaolt/VTK,keithroe/vtkoptix,naucoin/VTKSlicerWidgets,cjh1/VTK,sgh/vtk,daviddoria/PointGraphsPhase1,jeffbaumes/jeffbaumes-vtk,sankhesh/VTK,jeffbaumes/jeffbaumes-vtk,keithroe/vtkoptix,candy7393/VTK,candy7393/VTK,biddisco/VTK,sgh/vtk,cjh1/VTK,mspark93/VTK,SimVascular/VTK,gram526/VTK,collects/VTK,naucoin/VTKSlicerWidgets,mspark93/VTK,SimVascular/VTK,johnkit/vtk-dev,johnkit/vtk-dev,jmerkow/VTK,aashish24/VTK-old,jmerkow/VTK,hendradarwin/VTK,gram526/VTK,sankhesh/VTK,msmolens/VTK,SimVascular/VTK,daviddoria/PointGraphsPhase1,jmerkow/VTK,ashray/VTK-EVM,keithroe/vtkoptix,johnkit/vtk-dev,jeffbaumes/jeffbaumes-vtk,jeffbaumes/jeffbaumes-vtk,sumedhasingla/VTK,spthaolt/VTK,hendradarwin/VTK,msmolens/VTK,hendradarwin/VTK,msmolens/VTK,jmerkow/VTK,mspark93/VTK,cjh1/VTK,jmerkow/VTK,msmolens/VTK