Fix Drupal Coding Standards

Problem/Motivation

After using the phpcs tool i see a few coding standards problems.

Steps to reproduce

Run: phpcs --standard=Drupal --extensions=php,module,inc,install,test,profile,theme,css,info,txt,md,yml /path/to/drupal/example_module

Proposed resolution

Run: phpcbf --standard=Drupal --extensions=php,module,inc,install,test,profile,theme,css,info,txt,md,yml /path/to/drupal/example_module

And fix manually.

Remaining tasks

User interface changes

API changes

Data model changes