feat: if language switch shows language codes (instead of full language name), those codes are now uppercase
feat: translation list in post headers are replaced by links to translations in page headers - the old translation list in the post header can still be enabled using the boolean parameter "showTranslationListInPosts" (i.e. to turn it back on, add the parameter to your hugo.toml and set it to true)
- fix menu element becoming inactive
change class active -> focus
- set input type seach #198
- add a reset func
- add script to clear searchbox
when clicked on X sign
* set up basic actions on keypress
* add actions to perform conditionally
* add simple highlight animation
* prevent mouseclick to change active element
* clear input box on Escape
* click on Arrow Right
* clear results and focus search-input on esc
* refactor
