puppet-lint cleanup

Used puppet-lint to cleanup some items in the manifest file that do not conform to Puppet's official Style Guide: http://docs.puppetlabs.com/guides/style_guide.html

Before:

[ ~/src/github/puppet-rails-dev/manifests (master) ] $ puppet-lint ./site.pp
WARNING: indentation of => is not properly aligned on line 17
WARNING: indentation of => is not properly aligned on line 18
WARNING: indentation of => is not properly aligned on line 19
WARNING: indentation of => is not properly aligned on line 29
WARNING: indentation of => is not properly aligned on line 31
WARNING: indentation of => is not properly aligned on line 33
WARNING: indentation of => is not properly aligned on line 34
WARNING: indentation of => is not properly aligned on line 41
WARNING: indentation of => is not properly aligned on line 43
WARNING: double quoted string containing no variables on line 4
WARNING: double quoted string containing no variables on line 49
WARNING: double quoted string containing no variables on line 52
WARNING: double quoted string containing no variables on line 53

After:
[ ~/src/github/puppet-rails-dev/manifests (master) ] $ puppet-lint ./site.pp

:+1: