* Add maximum document length config option
* Show remaining characters in tooltip of status-bar length-info
* Remove unnecessary checkDocumentLength function
* Add max-length warning
* Update translation wording
* Set dialog to medium size
* Add coloring to status-bar length info
* Improve wording in warning modal
* Add cypress e2e tests
I included the cypress-commands package and set the language level to ES6 to allow easier testing e.g. of element attributes.
* Changed way how the modal-advice was styled and positioned
* Show warning modal only on first length exceeding
* Improved length tooltip by adding messages when exceeding or reaching limit
