WIP: Rename caosdb -> linkahead (Renamed files)

CHANGELOG.md

CITATION.cff

DEPENDENCIES.md

README.md

README_SETUP.md

RELEASE_GUIDELINES.md

build.properties.d/00_default.properties

src/core/html/imprint.html

src/core/js/edit_mode.js

src/core/js/ext_autocomplete.js

src/core/js/ext_bookmarks.js

src/core/js/ext_map.js

src/core/js/fileupload.js

src/core/js/linkahead.js

src/core/js/query_shortcuts.js

src/core/js/reference_resolver/linkahead_default_person.js

src/core/js/weblinkahead.js

src/core/pics/linkahead_logo_16.png

src/core/pics/linkahead_logo_42.png

src/core/pics/linkahead_logo_medium.png