[BC14] fixes for the program
Abstract: re-enable printing of the id in the view
Rename Abstract+Utils to Abstract+Format

To be consistent
Author+Format: add a fullName property

And use it in Abstract+HTML
Abstract+Format: + static method to format sortIDs
Abstract+HTML: format altid if there
[BC14] program: add uuid for talks
storyboards: add id to AbstractVC
Make events show the talk if there is a uuid