Gaq-hub

updated to Pyramid classifier

added test coverage
gaq_setup now returns the proxied GaqHub object
fixed errors in helper functions

bugfixing against pyramid
added gaq_setAccount and instance.setAccount methods, which should never be called
removed pylons as a dependency

initial import
consolidated pyramid_gaq and pylons_gaq into gaq_helper
renamed gaq_print() to instance.as_html() and helpers of gaq_as_html()