add NoTrailingCommaInSingLineArrayFixer

update README.rst
fix CS
CS fixes
minor #473 CS fixes (keradus)
Merge branch 'feat-NoTrailingCommaInSingLineArrayFixer' of https://github.com/sstok/PHP-CS-Fixer into sstok-feat-NoTrailingCommaInSingLineArrayFixer
feature #470 add NoTrailingCommaInSingLineArrayFixer (sstok)
Merge branch 'master' of git://github.com/fabpot/PHP-CS-Fixer