Update package.el packages.

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
clean up bookmarks

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
Add weechat-notifications and join #nixos.

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>