- use :file: and :command:
- simplify manual page references
- add more web links
- typo fixes
- more cross-references
Signed-off-by: David Sterba <dsterba@suse.com>
The feature pages share the contents with the manual page section 5 so
put the contents to separate files. Progress: 2/3.
Signed-off-by: David Sterba <dsterba@suse.com>