* deprecate direct kimai_config access, which was only used internally
* prevent access to system configs
* prevent access to most configs in sandbox environments
* bump composer packages
* fixes#5329 quotes for ANSI_MODE
* improve year selection
* improve year selection via dropdown
* added range selector in month-picker
* fix week number if week starts with sunday
* fix first day of month in URL
* predefined options for week chooser
* z-index issue with sticky table header
* replace duplicated translations
* add logout button to allow user switch without having to re-login in "remember me" login
* new flag to detect if invoice entry is a fixed rate
* improve export column lengths
