Pygments example

[thijs]

Create a AIR app like the Pygments demo, see examples/sandbox/pygment

The remoting gateway should supply the following methods under the pygment servicename:

• lexers() -- list of available languages (lexers), called at startup. Returns an array with objects containing id and name properties.
• highlight(language, code) -- Returns object with resulting html markup in the markup property, and a id property containing a unique id for the submitted code.