Added a bunch of examples to the new rule methods
Many of the doc pages didn't have good examples of when you might use the
various functions. By adding these examples, it should be a bit more
clear when to use what add* method.
sync example with doc
updated content rule
0.5.1-rc1 on download page
updated changelog to reflect new features in release
0.5.0 update
0.5.1 docs
updated how inject works for 0.5.1 release
0.5.1-rc2
flagged old and draft docs for 0.5.1 and 0.4.x respectively
0.5.1 RC3
0.5.1
Update 2013-10-28-inject_0_5_1_released.md
0.5.2
0.5.2 doc release, collapsed back down to 0.5.x
Merge remote-tracking branch 'origin/gh-pages' into gh-pages

* origin/gh-pages:
  Update 2013-10-28-inject_0_5_1_released.md
0.6.0-rc1
Release of 0.6.0-rc2