coder 8.x-2.0-alpha2

Changes since 8.x-2.0-alpha1:

• Detect white spaces at the end of doc comments.
• Fixed false positive in detecting the end of doc comment short descriptions.
• Fixed reported line position of @param comments not ending in a full stop.
• Fixed reported line position of @param comments not starting with a captial letter.
• Removed old coder_upgrade code, this is now the domain of https://drupal.org/project/drupalmoduleupgrader .
• #2222693 : Line indentation error incorrectly triggers for anonymous function.
• Removed custom SuperfluousWhitespaceSniff, this is now handled upstream in the Squiz standard, yay!
• #2236407 : Don't impose line length limit on doc comment tags such as @param or @see or @link.
• Do not throw errors for inline @var type hinting do comments.
• #2270551 : Allow $this as data type in @return docs.
• #2203627 by TravisCarden: Fixed "Implements hook_foo() for some-template.file" sniff doesn't support Twig template names.
• Simplified function call sniff abstract class for better reuse.
• #2279131 : Fixed False positives for Comment missing for @throws tag in function comment.
• #2288837 : Fixed @return sniff to not throw errors when description is missing for $this.