More standard url for EPEL Repo

Using http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
use sudo instead of root

This works OOTB with a vanilla vagrant setup for newbies.
Merge pull request #83 from skyl/patch-1

More standard url for EPEL Repo
Merge pull request #84 from skyl/patch-2

use sudo instead of root
Revert "use sudo instead of root"
Merge pull request #85 from ansible/revert-84-patch-2

Revert "use sudo instead of root"
Update tomcat download url (was 404)

Use apache.org backup url, upgrade from 7.0.50 to 7.0.55
Merge pull request #86 from skyl/patch-3

Update tomcat download url (was 404)
Update lamp_simple to use remote_user

Update lamp_simple to use remote_user instead of user to avoid
confusion..
Merge pull request #87 from MacRonin/master

Update lamp_simple to use remote_user
Update examples for modern ansible and state that duplicating parameters causes an error.