Merge pull request #12 from matje/master

Version 2 review, poging 2
First pass for adding depricated mechanisms
use dash in opt-out
Tweak in acknowledgement section
Deze zin is niet waar
This Opt-Out
boe
Opt-Out
Add forward ref
Add correct references
remove ref here
different word here
Add then
and depicted
Show the whole NSEC record
typo
remove double sentence
graceful is not correct, it was a verbose solution
Dont change this into NSEC, keep NXT
shuffly the sentences a bit