beautify the readme with all sorts of bells and whistles
added selinux related stuff when using linking mysql/postgresql containers
expose port 80 as 10080 in the quickstart guide
use the proper linux way for specifying the --name flag
run (almost) all docker run commands in interactive mode
moved the "Reporting Issues" section before the "Installation" section
added missing "MySQL" section header
reference mysql command from the mysql container in the linked mysql database instructions
reference psql command from the postgresql container in the linked postgresql database instructions
fix section depth marker for "Upgrading" section
added section on using nsenter/nsinit to gain shell access. Refer #21
Merge branch 'readme-updates'