Added api->friends(), fixed bugs
More checks, fix bug with static $_db

Controller@handleException: if http code provided, use it.
m\Question@create: check if $touser is real and not deactivated
m\User@create: case-insensitive check for deleteduser/anonymous
Added api->ask()

Uses m\Question::create()
You can now ask questions!
Questions visible by their owner even unanswered

m\Question@writeOut: When unanswered here is a pencil link icon to
./answer instead of the report flag. Answer paragraph gets printed only
if the question has been answered
Added controller for answer

Using m\Question->answer()
Better m\Question->writeOut()

Using a table in the .top.attached.tiny.header
If unanswered write timeasked