Merge pull request #1 from javipolo/master

Add $user parameter
Add doc + specs
update README
Add Modulefile
update .gitignore
Update LICENSE
Update Modulefile
Add more tools
Use puppet-wget instead of exec+wget
[blacksmith] Bump version
[blacksmith] Bump version
Make things clear about the puppet-wget dependency
Set COMPOSER_HOME env var
[blacksmith] Bump version