old_contents: from coalib.bearlib.languages.Language import Language
  
  
  @Language
  class PHP:
      pass
  
new_contents: from coalib.bearlib.languages.Language import Language
  
  
  @Language
  class PHP:
      aliases = 'php',
      extensions = '.php',
      comment_delimiter = '//'
      multiline_comment_delimiters = {'/*': '*/'}
      string_delimiters = {'"': '"', "'": "'"}
      keywords = [
          '__halt_compiler', 'abstract', 'and', 'array', 'as', 'break',
          'callable', 'case', 'catch', 'class', 'clone', 'const', 'continue',
          'declare', 'default', 'die', 'do', 'echo', 'else', 'elseif', 'empty',
          'enddeclare', 'endfor', 'endforeach', 'endif', 'endswitch', 'endwhile',
          'eval', 'exit', 'extends', 'final', 'for', 'foreach', 'function',
          'global', 'goto', 'if', 'implements', 'include', 'include_once',
          'instanceof', 'insteadof', 'interface', 'isset', 'list', 'namespace',
          'new', 'or', 'print', 'private', 'protected', 'public', 'require',
          'require_once', 'return', 'static', 'switch', 'throw', 'trait', 'try',
          'unset', 'use', 'var', 'while', 'xor',
      ]
  
subject: Update php definition