* Make Reporting admin section translatable

And translate it into english and french

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

* Make subject of emails translatable and improve french translation

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

* Make error pages translatable and translate them in english and french

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

* Translate site setting section

* Insert instance in registration emails and improve them a bit

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

* Update confirmation_instructions.fr.html.erb

consistency across the French translation

* Update 

consistency across the French translation

* Update fr.yml

a bunch of consistency across the French translation + a few typos

* Update doorkeeper.fr.yml

consistency across the French translation (punctuation)

Add french translation for emails sent

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Add non-breaking spaces

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

changes and fixes to the nbsps

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

French update

a few fixes

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

fixes

Signed-off-by: Thomas Citharel <tcit@tcit.fr>