ENH: New custom widgets for Float and Int parameters

Modules/ThirdParty/Qt/CMakeLists.txt

Modules/ThirdParty/Qt/otb-module-init.cmake

...ppers/QtWidget/include/otbWrapperQtWidgetFloatParameter.h

...rappers/QtWidget/include/otbWrapperQtWidgetIntParameter.h

Modules/Wrappers/QtWidget/include/otbWrapperQtWidgetModel.h

...appers/QtWidget/include/otbWrapperQtWidgetParameterBase.h

...s/Wrappers/QtWidget/include/otbWrapperQtWidgetSpinBoxes.h

Modules/Wrappers/QtWidget/src/CMakeLists.txt

...rappers/QtWidget/src/otbWrapperQtWidgetFloatParameter.cxx

Modules/Wrappers/QtWidget/src/otbWrapperQtWidgetIcons.qrc

.../Wrappers/QtWidget/src/otbWrapperQtWidgetIntParameter.cxx

...Wrappers/QtWidget/src/otbWrapperQtWidgetParameterBase.cxx

...rappers/QtWidget/src/otbWrapperQtWidgetParameterGroup.cxx

...les/Wrappers/QtWidget/src/otbWrapperQtWidgetSpinBoxes.cxx

SuperBuild/CMake/External_qt5.cmake

Utilities/Data/Icons/mIconClearText.svg

Utilities/Data/Icons/mIconClearTextHover.svg