project: Add hook to force ident hash

Signed-off-by: Michael Buesch <m@bues.ch>
libselection: Add API warning

Signed-off-by: Michael Buesch <m@bues.ch>
coreserver: Add support for fetching identity information

Signed-off-by: Michael Buesch <m@bues.ch>
gui: Add warning icon

Signed-off-by: Michael Buesch <m@bues.ch>
gui: Check source code upload state

Signed-off-by: Michael Buesch <m@bues.ch>