Several plugin and documentation updates

In software — I updated a few plugins and/or their documentation:

  • BlogPulse link, v.2.1 (obsolete)
  • Cosmos link, v.2.1 (obsolete)
  • Dofollow, v.2.0
  • Fancy excerpt, v.2.5
  • Frame buster, v.3.3
  • Unfancy quote, v.2.0