Fix inserting tools removed from wxToolBar back into it in wxMSW.

Make sure to reset the "to be deleted" flag we set on the tool when removing
it from the toolbar to avoid layout problems if the tool is added back later.

Closes #16735 (for 3.0).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@78275 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
No real changes, just fix some typos in comments in the samples.

Closes #16734 (for 3.0).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@78276 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775