Cleanup leftover from state save/restore re-implementation

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23354 57a11ea4-9604-0410-9ed3-97b8803252fd
Some white space and comment improvements

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23355 57a11ea4-9604-0410-9ed3-97b8803252fd