Add quotes to the ruby script location

Without this patch, if the ruby script is located in a path with
spaces, it will not work.
README.md : add missing ','

Small typo, a ',' was missing on the minimal exampel conf
Merge pull request #200 from cmurphy/master

Start synchronizing module files
Merge pull request #197 from luisfdez/bug/quotes

Add quotes to the ruby script location
Merge pull request #202 from cmurphy/master

Synchronize .travis.yml
Merge pull request #203 from cmurphy/master

Add validate and lint tasks to travis script
Merge pull request #201 from chtitux/patch-1

README.md : add missing ','
fix concat broken on windows due to case sensitive regexp -- made it case insensitive
Merge pull request #204 from GeoffWilliams/windows_case_fix

fix concat broken on windows due to case sensitive regexp -- fixes MODULES-1203
Fix errors with the future parser.

Error: Illegal name. The given name _ensure does not conform to the naming rule \A((::)?[a-z0-9]w*)(::[a-z0-9]w*)*\z at /etc/puppet/vendor/modules/concat/manifests/fragment.pp:57:5
Merge pull request #206 from notanisp/master

Fix errors with the future parser.
ensure concat file fragments are always replaced
Merge pull request #199 from mrgum/master

set replace=>true on file fragments
fix: permitting $backup to be a boolean value
Merge pull request #208 from flypenguin/mods

fix: permitting $backup to be boolean false