* src/MenuBackend.cpp (expandBranches): when there is no branch, just

	* src/MenuBackend.cpp (expandBranches): when there is no branch, just
	insert a no-op entry "No Branch in Document!". Makes the branch
	feature more discorevable
	(expandDocuments, expandFormats, expandFloatListInsert):
	(expandCharStyleInsert, expandToc, expandBranches): fix message
	when no document is open.

	* lib/ui/stdmenus.inc: the insert>branch menu does not need to be
	optional.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18591 a592a061-630c-0410-9148-cb99ea01b6c8