coding style: control flow whitespaces

coding style: function call spacing

coding style: loop declaration spacing

coding style: PSR12.Classes.ClassInstantiation.MissingParentheses

codestyle adjustments: PHP constant casing

codestyle adjustments: EOF new lines

codestyle adjustments: function declaration braces/spaces

codestyle adjustments: class declaration braces

codestyle adjustments: function argument spacing

define custom renames

Automatically rename occurances of deprecated functions and classes.
These renames will come in even more handy when rector is applied to 3rd
party plugins.

Apply rector fixes to bin and toplevel

apply PSR-12 constant visibility rule

PSR-12 says constants need their visibility declared from PHP 7.1
onwards

Apply rector fixes to config plugin

Apply rector fixes to auth plugins

Apply rector fixes to the rest of inc

Apply rector fixes to inc/Parsing

Apply rector fixes to inc/parser

fix sizehandling in Changelog

Seems rector was too aggressive here in removing a variable.

define some more constants

when using bootstrapping, these defines seem not to be auto detected
anymore. We probably have to add a few more once we start running on
plugins.

Apply rector fixes to inc/Ui

Apply rector fixes to inc/Remote

Apply rector fixes to inc/Input

Apply rector fixes to inc/ChangeLog

Apply rector fixes to inc/Extension and inc/Debug

Apply rector fixes to inc/Action