Allow for "#" tokens in LuaTeX emulation of \(pdf)strcmp

This is currently tested in l3experimental: test case will be added to l3kernel
shortly.


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@5007 de43f980-851b-0410-b2f7-c40aca1f87e0
Missing brace!


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@5008 de43f980-851b-0410-b2f7-c40aca1f87e0