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)
Add blank line after namespace fixer

Conflicts:
	README.rst
feature #465 Add blank line after namespace fixer (keradus)
no need to download composer via curl