Add github-style backgrounds to code blocks
A previous commit (9698018e) broke redirect functionality; this fixes it.
Lighter Heading Border

This makes the heading line the same color as wikimedia's.
Fixed links on activity page:

 * Links for pages were broken (by 0548c1a7) because the ".page" wasn't being stripped from the URL
 * Links for binary files now link to the appropriate revision (and handleAny now checks the revision parameter)
Merge pull request #431 from duairc/fix-activity-page-links

Fixed links on activity page
Merge pull request #429 from duairc/fix-redirects

A previous commit (9698018e) broke redirect functionality; this fixes it.
Merge pull request #430 from joehillen/heading-border-color

Lighter Heading Border
Merge pull request #424 from joehillen/code-backgrounds

Add github-style backgrounds to code blocks
global replace spaces, make regex case insensitive
allow for patterns containing punctuation, metacharacters
Added Textile help.  Closes #434.
Merge pull request #432 from wcaleb/searchjs-tweaks

Improvements to search.js
Revert "allow for patterns containing punctuation, metacharacters"

This reverts commit 10dc85643ca6348fd3fee615d6a2f227fe607012.

I think I prefer the less misleading word boundary behavior.
Added DocBook and Org markup help.
Updated CHANGES.