clean
clean
use of the css flex model to correctly align the parts of a message and the various menus/profile/votes
the whole chat layout has been rewritten and simplified using the flexbox model
message height adjustement
better vertical positionning of profiles
unsecure verification based SO profile
Merge branch 'master' into so
SO account validation using a link in profile
Merge branch 'flex' into so
Merge branch 'flex'
minor cleaning
Merge branch 'so'