Fix #299
Remove unused `using` directive.
Fixed minor issue with "Remove text for HI" + unit tests
Fixed auto-br issue when split was made at a blank at "max length+1" - thx XhmikosR (fixes some of #279)
fr-FR translation: restore damage
fr-FR translation: s/deux points/un deux-points/
fr-FR translation: consistently use thin space before [:;!?]