use $\pm$ for plus-minus symbol to avoid problem during pdf generation.
ignore documentation products.
use expr instead of let as Linux /bin/sh does not support let (is not bash).
make functions legal C++.
remove spurious trailing blank.
- Remove white spaces
- Reactivate the Pad printing.
fix https://sft.its.cern.ch/jira/browse/ROOT-6305
correct case of cover file name.
Fix https://sft.its.cern.ch/jira/browse/ROOT-6303
Add stressHistFactory_ref.root and stressRooStats_ref.root in the binary distribution
Add HistFactoryTest.tar to the binary distribution
Improve the title of the projected histograms obtained when using SetHowProjections.
Apply patch for the 2D projections from Olivier Freyermuth.
Add similar improvements in case of the 3D projections
Add color setters allowing the transparency definition.
Fix a warning message on gcc caused by previous commit in THIstPainter
add missing includes needed for ACliC.
Fix for installation when ROOTSYS is not defined (fix ROOT-5057)
Rename the method setting the color with an alpha value.
SetShowProjection was dummy in the GL case.
Integration already done by Bertrand plus changes needed for CMake builds

Signed-off-by: Fons Rademakers <Fons.Rademakers@cern.ch>
Add missing dependency on XMLIO

Signed-off-by: Fons Rademakers <Fons.Rademakers@cern.ch>