* doc(install): Reconcile install.rst and README.rst
* doc: Bump version string to 1.1
* doc: Add "Who's Using Falcon" section to index.rst, README.rst
* doc: Update mailing list, IRC info
Modify mailing list to point to the Google group, and link to
an online IRC client instead of simply bolding #falconframework.
* doc: Correct docs path in CONTRIBUTING.md
* doc(install): Update GH URL