CMake Nightly Date Stamp
Help: Add Cross Compiling subsections in cmake-toolchains.7 manual

Organize the "Cross Compiling" section into subsections by platform.
This will make it easier to add more subsections for more platforms.
Help: Add Windows CE cross-compiling to cmake-toolchains.7 manual
Help: Add Windows Phone/Store cross-compiling to cmake-toolchains.7

Show simple example toolchain files for each.
Merge topic 'doc-toolchains' into next

27022166 Help: Add Windows Phone/Store cross-compiling to cmake-toolchains.7
db54d872 Help: Add Windows CE cross-compiling to cmake-toolchains.7 manual
0d72451a Help: Add Cross Compiling subsections in cmake-toolchains.7 manual
3689c43a CMake Nightly Date Stamp