CTest: Expand a string directly into a container.

Change the follow-up loop to use a const_iterator to log the
content.
cmGeneratorExpression: Remove unused header.
Remove some temporary vectors for ExpandListArgument.

Expand directly into the target when possible.
Use insert instead of a loop in some cases.

Limit this change to inserting into a vector from a vector.

A follow up change can use insert for inserting into a set.
CMake Nightly Date Stamp
Revert "Features: Record for AppleClang."

This reverts commit 7c346ae68c4094d1b97f564d86f41c118285c345.
Merge topic 'AppleClang-5.1-features' into next

feb71a03 Revert "Features: Record for AppleClang."
Tests: Run CFBundleTest only with valid configuration

The verification script needs to know the configuration tested.
Merge topic 'osx-cfbundle-tweaks' into next

b189c599 Tests: Run CFBundleTest only with valid configuration
Merge topic 'install-EXPORT-absolute-prefix'

dd089e08 install: Allow absolute EXPORT destination with relative targets (#15258)
Merge topic 'osx-cfbundle-tweaks'

b189c599 Tests: Run CFBundleTest only with valid configuration
3a605693 Xcode: Call IsCFBundleOnApple to decide if bundle is being built
207b7af0 cmTarget: Use GetCFBundleDirectory within GetFullNameInternal
Merge topic 'update-kwsys'

2e9acb6d Merge branch 'upstream-kwsys' into update-kwsys
1f7de543 KWSys 2014-12-18 (87c65319)
Merge topic 'bootstrap-solaris'

44c6db6e bootstrap: Fix syntax for Solaris 10 shell (#15317)
Merge branch 'master' into next
Help: Clarify MinGW v. MSYS Makefiles generators (#15319)

Explain the usage of each generator more clearly and reference each as
an alternative to the other.

Suggested-by: Craig Hicks <hicks111@hotmail.com>
Merge topic 'doc-mingw-makefiles' into next

267f613f Help: Clarify MinGW v. MSYS Makefiles generators (#15319)
Help: Clarify MinGW v. MSYS Makefiles generators (#15319)

Explain the usage of each generator more clearly and reference each as
an alternative to the other.

Suggested-by: Craig Hicks <hicks111@hotmail.com>
Merge topic 'doc-mingw-makefiles' into next

844f98c1 Help: Clarify MinGW v. MSYS Makefiles generators (#15319)
Merge topic 'use-insert-with-iterators' into next

44f02a01 Use insert instead of a loop in some cases.
e2a489c7 Remove some temporary vectors for ExpandListArgument.
0f99feec cmGeneratorExpression: Remove unused header.
722f1a71 CTest: Expand a string directly into a container.
Features: Record for AppleClang.