Add support for relative permalinks
ensure number category is NOT included as fixnum
Add better language and link to Upgrading page in docs for relative permalinks deprecation msg
Use site config to determine whether permalinks should be relative.
warn on use of deprecated "server_port" option
copy over deprecated config option to new one
always be polite to the user :)
Say happy things when everything is cool
Ensure the page is in a subdir. That's the only time it's eff'd.
make sure relative_permalinks is set to TRUE
Not automatically deprecated.
Merge branch 'master' into relative-permalinks

* master:
  Update history to reflect merge of #1079
  Update gemspec for new page-based docs.
  remove docs on installing pygments
Turn off relative permalinks on Jekyll docs.
Merge branch 'master' into changelist_page
Moved changelist to /history directory.
Updated rakefile to support new directory and parsing structure.
Added /history directory to the gemspec.
Programatically create github issue links via rake task.
Merge pull request #1084 from maul-esel/deprecate-old-config

Deprecate old config 'server_port'
Update history to reflect merge of #1084