Up to 100 completion strings for the names of added variables
are saved in the settings, so it will remember the variables
you are usually adding.
It also ensures that CMAKE_INSTALL_PREFIX is always there, since
this is maybe the one which is set most often.
Alex
This converts the CMake license to a pure 3-clause OSI-approved BSD
License. We drop the previous license clause requiring modified
versions to be plainly marked. We also update the CMake copyright to
cover the full development time range.
the generator on the first configure. It either ask for a toolchain file
or asks for all the information a toolchain file might contain.
Also added option for setting non-default compilers if not cross compiling.
Fixes#6849.
Also a bit of code cleanup and re-organizing.