CMake Nightly Date Stamp
Genex: Disallow LINKER_LANGUAGE only when used on a static library.

For shared libraries and executables, the linker_language is
indepenedent of the linked libraries.
Merge topic 'link-language-static-lib' into next

a8c9095 Genex: Disallow LINKER_LANGUAGE only when used on a static library.
FindQt4: Populate the INTERFACE_LINK_LIBRARIES of IMPORTED targets.

This makes the IMPORTED_LINK_INTERFACE_LIBRARIES_<CONFIG> properties
obsolete.
Merge topic 'Qt4-INTERFACE_LINK_LIBRARIES' into next

0f267c0 FindQt4: Populate the INTERFACE_LINK_LIBRARIES of IMPORTED targets.
Check*CompilerFlag: Document use of CMAKE_REQUIRED_DEFINITIONS (#14309)

Explain how CMAKE_REQUIRED_DEFINITIONS is set before calling the
check_*_source_compiles macros.
Merge topic 'doc-check-compiler-flag-override' into next

3e79d65 Check*CompilerFlag: Document use of CMAKE_REQUIRED_DEFINITIONS (#14309)
Genex: Allow relative paths in INSTALL_INTERFACE.

These paths can be prepended with the ${_IMPORT_PREFIX} generated
in the export file.

Such relative paths were previously an error.
Merge topic 'install-interface-relative' into next

d777b8e Genex: Allow relative paths in INSTALL_INTERFACE.
Merge topic 'doc-CMAKE_lang_FLAGS'

41bb95f Document CMAKE_<LANG>_FLAGS variable (#14305)
Merge topic 'fix-FindQt4-available-modules'

d57c1c1 FindQt4: Re-add QAxServer to the QT_MODULES.
Merge topic 'compile-defs-debugging'

a43e5e0 Test COMPILE_DEFINITIONS target property get/set/get round-trip
Merge topic 'tll-new-signatures'

b655865 target_link_libraries: Add PUBLIC/PRIVATE/INTERFACE keyword signature
Merge branch 'master' into next
Tests/RunCMake: Document stripping of expected output

Document that trailing newlines are stripped from the -stdout.txt
and -stderr.txt content before using as a regular expression.
export: Error when exporting a target without a language

First, it prevents a NULL dereference and second it reiterates that
targets without languages are not supported by CMake.

Add a RunCMake.ExportWithoutLanguage test exporting a library without a
languages.
Merge topic 'dev/export-target-without-language' into next

5837f19 export: Error when exporting a target without a language
Merge topic 'doc-RunCMake-strips-expected' into next

c80a4f9 Tests/RunCMake: Document stripping of expected output
Merge topic 'doc-RunCMake-strips-expected'

c80a4f9 Tests/RunCMake: Document stripping of expected output
Merge topic 'dev/export-target-without-language'

5837f19 export: Error when exporting a target without a language