1.57

Changes since 1.49:

• Enhance closure support in array definition
• Correctly indent line starting by a /**/ comment
• Don't indent last line of multiline string declarations.
• Add support for 'phpDocComment' syntax identifier.
• Add support for label: (used with goto)
• Add 0] to indentkeys
• Fix an edge case in conditional block declarations when the ')' of the
  condition is put on the same line as the following '{' (complement to issue #4)
• Fix issue #34 where indentation could get wrong with arrays defined using the
  short [] declaration.
• Allow the PHP_autoformatcomment option (default on) to work for any filetype
  containing 'php'.