Repair cross-references from implementation to documentation

Changes in the use of some booleans meant that there were no
labels anymore in the documentation.  This is a temporary fix.

Also \DeleteShortVerb \| and \" at the end of the document, to
get || to work in the index.  This still needs thoughts.


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@5335 de43f980-851b-0410-b2f7-c40aca1f87e0
Remove a few workarounds from l3fp.dtx

For a few special operations there was a need to work around
limitations of l3doc.dtx.  They are not needed anymore.


git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@5336 de43f980-851b-0410-b2f7-c40aca1f87e0
Remove some stray rubbish from one build script



git-svn-id: http://www.latex-project.org/svnroot/experimental/trunk@5337 de43f980-851b-0410-b2f7-c40aca1f87e0