Remove the disposeFiles params, move it to a chainable method instead.

This also changes the default to no disposeFiles. Somebody convinced me
that it was a little too harsh in practice. I would love to make this
the default, but ambiguous errors are bad.
Canvas flambe_transparent fix.
Have EmitterMold look for textures relative to the .pex file.
OCD formatting.
FMath @:generic optimization.
Build fix.
added <requestedDisplayResolution> tag in Adobe Air descriptor

Adding this will automatically enable high resolution for retina screens on iOS, make games look great. Without this, it looks blurry and unreadable.
Merge pull request #261 from markknol/Support-highresolution-for-iOS

added <requestedDisplayResolution> tag in Adobe Air descriptor
Add dox templates.

Hell is frozen over! Closes #259.

There's still a couple little things needed to get it playing nicely
with Dox's new theme system. Mainly a fix to dpeek/dox#44. The "view
source" links also need to be cleaned up, because it's hacked together
with hardcoded paths right now.

That said, it should be in pretty good shape for other projects to fork.