Moved autodoc documentation.

Rev: .autodoc_inlining:1.3(DEAD)
Rev: .autodoc_keywords:1.5(DEAD)
Rev: .autodoc_syntax:1.3(DEAD)
Rev: .autodoc_xml:1.5(DEAD)
Rev: refdoc/inlining.txt:1.1
Rev: refdoc/keywords.txt:1.1
Rev: refdoc/syntax.txt:1.1
Rev: refdoc/xml.txt:1.1