Be sure to avoid variable shadowing when generating temporary variables, fix for # 318
introduce the `padded` function to use fewer `whitespace` markers
add note about Regex library
Always switch out Text elements
merge find and replace in docs
Stop creating dummy divs around every Element in a collage, fixes ordering issue in elm-at-pldi-2013
Get rid of unnecessary logging
Change the internal representation of Text

Now generates significantly fewer spans and is a bit faster.
I also removed the `header` function.