am 945ed36e: docs: add the ability to exclude PRE elements from being prettified by adding the class "no-pretty-print" (needs to hyphenate \'prettyprint\', otherwise the prettify script will parse "no-prettyprint" the same as "prettyprint")

Merge commit '945ed36ec486f83c4546cac8d6bed954dfe32c4e' into eclair-plus-aosp

* commit '945ed36ec486f83c4546cac8d6bed954dfe32c4e':
  docs: add the ability to exclude PRE elements from being prettified