Handle `\true`/`\false`/`\null` in the new namespaced names tokenization#1042

jrfnl merged 9 commits into4.xPHPCSStandards/PHP_CodeSniffer:4.xfrom

phpcs-4.0/feature/handle-true-false-null-as-namespacednamesPHPCSStandards/PHP_CodeSniffer:phpcs-4.0/feature/handle-true-false-null-as-namespacednamesCopy head branch name to clipboard