Added French translation, by JB Marcon goofy@babelzilla.org.

Includes making text such as CTRL, SHIFT, ALT, and
fields related to disabled sites newly localizable.

Rebase by David Adler fixes merge conflicts and moves
Right Mouse Button localization to be after ALT.

Need French (and other language) translation for
Right Mouse Button.
Fixed 'Right Mouse Buttom' i8n

Typo in English and added Franch translation
from JB Marcon.