Remove the "ifndef __WRAP__" from vtkAtomicInt.h.

On Oct 9, the wrappers were fixed so that they can parse the code
that was blocked off by "#ifndef __WRAP__" in vtkAtomicInt.h.in.

Change-Id: I1ef1ab4e7709b22ca5a59108a8cff9bb47c42a70
Merge topic 'remove-ifndef-wrap' into master

64498221 Remove the "ifndef __WRAP__" from vtkAtomicInt.h.
ENH: Update documentation of vtkAlgorithm::DesiredOutputPrecision

Change-Id: I81c76e3cf8ba868817395798bf3db18511c22b28
ENH: Update vtkClipPolyData to support vtkAlgorithm::DesiredOutputPrecision

Change-Id: Icec5b91adaf564c156d1dd8c66f902e78dcf12c8
ENH: Update vtkDelaunay3D to support vtkAlgorithm::DesiredOutputPrecision

Change-Id: I85e068f76c8bd0638ef5d6b9ab73869f861c5dd6
ENH: Update vtkThresholdPoints to support vtkAlgorithm::DesiredOutputPrecision

Change-Id: I82c5032dc75bc9668b08e7f0bead2c5268d50935
ENH: Update vtkTransformFilter to support vtkAlgorithm::DesiredOutputPrecision

Change-Id: I6b0160e6cc6a8a68d5ecacb4e2eb36c3bd41494b
ENH: Update vtkTransformPolyDataFilter to support DesiredOutputPrecision

Change-Id: Ic2936f5505a6a32cdc4ec0e2d7afacfa474573a8
ENH: Update vtkMaskPoints to support vtkAlgorithm::DesiredOutputPrecision

Change-Id: I6e4b3283a646fb9d15840c65841be2dd3242d318