WIP: Rename caosdb -> linkahead

CHANGELOG.md

Makefile

README_SETUP.md

RELEASE_GUIDELINES.md

build.properties.d/00_default.properties

doc/WelcomePanel.md

misc/ext_bottom_line_test_data.py

misc/ext_cosmetics_test_data.py

misc/install_comment_datamodel.py

misc/merge_js.sh

misc/merge_xsl.sh

misc/select_query_test_data.py

misc/unit_test_http_server.py

misc/versioning_test_data.py

src/core/css/weblinkahead.css

src/core/html/imprint.html

src/core/js/annotation.js

src/core/js/caosdb.js

src/core/js/edit_mode.js

src/core/js/ext_applicable.js