Trigger module list generation without `package`

`rackspace_php` already installs the package, and if a user wants to use
php > 5.3, the resource `package 'php'` will fail. This allows the
execute resource to be notified, while not requiring the install of a
package to do so.
Rubocop updates
RHEL based defaults to `/var/run/httpd/httpd.pid`

All init scripts and such for RHEL based distros default to
`/var/run/htpd/httpd.pid`, so the init script looks in the wrong place
while the httpd.conf file sets it in a different location.
This alligns locations.
Version bump
Merge pull request #20 from gondoi/master

Trigger module list generation without `package`