Current link is a 404, point to PEP 8

Added installation instructions for CentOS and Red Hat Enterprise Linux.
Other small improvements across the file.

I just played with this and nginx is keeping the **/static/** in the requesting url and then attempting to find a folder on the file system that looks like **/full/path/to/realms/static/static/...**

This should fix that.

changed install script just or vagrant
updated readme

Canonical names to forced to lowercase
Made user model compatible to other DBs
CSS adjustments
Basic Firepad support (no presence info)
Cleaned up JS a bit
Added ability to remove draft from localstorage
Added support for drafts on multiple pages
Alert user if page changes, issue #1

Fix bug with loading token
Updated readme
Remove realms-wiki bash script (redundant)

Updated install.sh
Using setuptools to create cli entry point
Upstart script sets gid and uid

install script updated