Following changes added
	  a. new oauth2 backend for github (only for authorization)
	  b. github logo icon
	  c, configuration options for github
fixed wrong ENABLED flag checking
removed tabs from goagithubprovider source files
following changed:
	  1) added js directory which contains gjs class for webapis
	  2) added github.js which currently mirrors github-gists api
	  3) added introspectable.js which can do some dbus introspection
	  4) added simplesoup.js which is basically a simple http-client
following changed:
	  1) fixed javascript datadir path to point to /usr/share/gjs-1.0
	  2) removed unwanted header check because soup message is freshly baked