Update README.md

correct 'a simple as'  to 'as simple as'

Fix latest version number

Move Volumes so we can keep all the work

The Volumes were declared before we populated items in /var/lib/cattle
Per the Docker docs, and observed documented behavior, the data is
discarded.

FIX: v1 not accessible if reverse proxy

Cache a copy of the catalog in /var/lib/cattle/DATA

curl attempting to connect to the cattle url should follow redirection if rancher is under a reverse_proxy, adding -L to curl command

Install python 2.7.11

Updates for Rancher HA setup

Updated mysql config sql_mode

v0.59.1 & update year range