Multiple PHPCS and eslint fixes.

Apply PHPCS check and PHPCBF fixes; adjust the Javascript linting, and markdown to 80 characters per line limit.

Closes #3459930

added 1 commit

• 26d33dda - Fix the issues reported by phpcs for alpha9 version

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added 8 commits

• b5e7f70c - Update the PHPCS exclude patterns with paths relative to the module.
• c344a6b5 - Merge branch '3459930-fix-phpcs-issues' of...
• ecb1f298 - Revert "Fix the issues reported by phpcs for alpha9 version"
• b098e5b3 - Updates the extensions being monitored by PHPCS and corresponding exclude-patterns.
• 2ad288e6 - Apply empty lines at the end of .scss files to comply with PHPCS.
• cc05c3cf - Break CSS rules list comma separated into multiple lines.
• ab7c7aad - Enforce lowercase hexadecimal color codes.
• 2696568d - Incorporated compiled files.

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merged