Merge branch 'FixSqrt' into 'master'

Applications/DataExplorer/VtkVis/VisualizationWidget.cpp

...cations/DataExplorer/VtkVis/VtkTextureOnSurfaceFilter.cpp

GeoLib/AnalyticalGeometry.cpp

GeoLib/GEOObjects.h

GeoLib/Grid.h

GeoLib/IO/XmlIO/Qt/XmlStnInterface.cpp

GeoLib/Raster.cpp

MathLib/Curve/PiecewiseLinearMonotonicCurve.cpp

MathLib/Nonlinear/Root1D.h

MathLib/TemplatePoint.h

MeshLib/Elements/LineRule2.cpp

MeshLib/MeshGenerators/MeshLayerMapper.cpp

MeshLib/MeshQuality/ElementSizeMetric.cpp

MeshLib/MeshQuality/RadiusEdgeRatioMetric.cpp

NumLib/TimeStepping/Algorithms/EvolutionaryPIDcontroller.cpp

...eStepping/Algorithms/IterationNumberBasedTimeStepping.cpp

ProcessLib/Output/Output.cpp

ProcessLib/PhaseField/PhaseFieldProcess.cpp

ProcessLib/TimeLoop.cpp