Image input rule leaves erroneous text behind due to my previous change to add group matching in #1574.
This change adds a `( ... )` regex group around the image input rule to have it work with the new code.
* refactoring
* improve link regex
* WIP: add new markPasteRule und linkify to image mark
* move copy of inputrule to core
* trigger codeblock inputrule on enter
* refactoring
* add regex match to markpasterulematch
* refactoring
* improve link regex
* WIP: add new markPasteRule und linkify to image mark
* move copy of inputrule to core
* trigger codeblock inputrule on enter
* refactoring
* add regex match to markpasterulematch
* update linkify
* wip
* wip
* log
* wip
* remove debug code
* wip
* wip
* wip
* wip
* wip
* wip
* wip
* wip
* rename matcher
* add data to ExtendedRegExpMatchArray
* remove logging
* add code option to marks, prevent inputrules in code mark
* remove link regex
* fix codeblock inputrule on enter
* refactoring
* refactoring
* refactoring
* refactoring
* fix position bug
* add test
* export InputRule and PasteRule
* clean up link demo
* fix types
