Added Norwegian Bokmål translation files

There is a problem translating 4 strings referring to line 91-94 in
view/comments.php
Fixed plural forms in Norwegian Bokmål translation
removed problematic width=100% on social-comments-body
attempt to address mbstr issues
First version
First version

German translation
Fixed some problems

Sixed some problems from the first version
defensive code
use https for avatars and links to twitter & fb

fixes #147
started 2.9 changelog
add default alt value to avoid missing arguments caused by
add-local-avatars plugin
add note about add-local-avatars incorrect get_avatar usage
add defensive check to verify array and not other "countable" value
replace count with !empty
default 'social_approve_likes_and_rewtweets' to false
update changelog
replace depricated (and removed) live event handling
enable post type selection from options screen
add call to array_keys to normalize returned structure to match option
and enabled
add space after foreach