Update CREDITS
Update CREDITS

git log --format="%aN" 3bd258fd516ea163c25757f6e37e89359541d829..HEAD | sort -u

GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver