Merge pull request rectorphp#1661 from rectorphp/fixups

Minor phpdoc fixes

update CHANGELOG

fix return type spacing on Closure

update CHANGELOG for 0.5.4

update CHANGELOG

fix RenameClassRector to change only direct class names, not children (…

…rectorphp#1517)

fix RenameClassRector to change only direct class names, not children

fix indent

cleanup static

update CHANGELOG for 0.4.12

update CHANGELOG