pcisig wording changes
Merge branch 'gh-pages' of https://github.com/sglaser/respec-docs into gh-pages

# By Marcos Caceres (3) and others
# Via Robin Berjon (2) and others
* 'gh-pages' of https://github.com/sglaser/respec-docs:
  fix stars typo
  Fixed invalid markup.
  Added documentation for permalinks feature.
  otherLinks
  Added otherLinks info to guide
  Document how to use `otherLinks` (closes #3)
  Changed Note to WG-Note (closes #280)