Follow-up to c9f845f4518fc3626d9bc2f7166db5a2ac620a57
Follow-up to c9f845f4518fc3626d9bc2f7166db5a2ac620a57

- Removed documentation for floor and ceil.
- Updated documentation for log10 to the new command's name.
- Updated documentation for the math commands to mention that their
  return value is truncated to int.
- Updated documentation for the distance() command to mention what type
  of distance it returns.

Signed-off-by: Haru <f7976dc425bcce048120127956a7ec59259f4452@dotalux.com>

Nipol/Siesta,Nipol/Siesta,Nipol/Siesta