docs: add some dots on CONTRIBUTING.md (zuramai#132)

CONTRIBUTING.md

@@ -1,17 +1,17 @@
 ## Contributing
 
 - Fork it ( https://github.com/zuramai/mazer/fork )
-- Create your feature branch (`git checkout -b my-new-feature`)
-- Commit your changes (`git commit -am 'Add some feature'`)
-- Push to the branch (`git push origin my-new-feature`)
-- Create a new Pull Request
+- Create your feature branch (`git checkout -b my-new-feature`).
+- Commit your changes (`git commit -am 'Add some feature'`).
+- Push to the branch (`git push origin my-new-feature`).
+- Create a new Pull Request.
 
 ## Note
 
 Make sure to not commit generated files from your dist folder.
 All changes need to be made in the source files located in the `src` folder.
 - Change the `scss` files to adapt styles.
 - Change the nunjucks based `html` files or the content defining `json` files to adapt layout and content.
-- Change the `js` files to adapt the application code
+- Change the `js` files to adapt the application code.
 
 Always run a build and test the results before committing.