Merge topic 'doc-EXCLUDE_FROM_ALL'

e262123fee Help: Clarify the effect of EXCLUDE_FROM_ALL on target installation
a09195e7bf Help: Rename 'artefact' to 'artifact' in target_precompile_headers

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !4840
diff --git a/Help/command/target_precompile_headers.rst b/Help/command/target_precompile_headers.rst
index 0d4f45a..d4280b1 100644
--- a/Help/command/target_precompile_headers.rst
+++ b/Help/command/target_precompile_headers.rst
@@ -93,7 +93,7 @@
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 The command also supports a second signature which can be used to specify that
-one target re-uses a precompiled header file artefact from another target
+one target re-uses a precompiled header file artifact from another target
 instead of generating its own:
 
 .. code-block:: cmake
diff --git a/Help/prop_tgt/EXCLUDE_FROM_ALL.rst b/Help/prop_tgt/EXCLUDE_FROM_ALL.rst
index 3aa296d..c9ece22 100644
--- a/Help/prop_tgt/EXCLUDE_FROM_ALL.rst
+++ b/Help/prop_tgt/EXCLUDE_FROM_ALL.rst
@@ -13,9 +13,9 @@
 
 With ``EXCLUDE_FROM_ALL`` set to false or not set at all, the target
 will be brought up to date as part of doing a ``make install`` or its
-equivalent for the CMake generator being used.  If a target has
-``EXCLUDE_FROM_ALL`` set to true, then any attempt to install that
-target has undefined behavior.  Note that such a target can still safely
-be listed in an :command:`install(TARGETS)` command as long as the install
-components the target belongs to are not part of the set of components
-that anything tries to install.
+equivalent for the CMake generator being used.
+
+If a target has ``EXCLUDE_FROM_ALL`` set to true, it may still be listed
+in an :command:`install(TARGETS)` command, but the user is responsible for
+ensuring that the target's build artifacts are not missing or outdated when
+an install is performed.