I18n: Update translation en_CA (84%).
I18n: Update translation en_CA (84%).

22 translated messages, 4 untranslated messages.

Transifex (https://www.transifex.com/xfce/public/).

xfce-mirror/xfce4-genmon-plugin,xfce-mirror/xfce4-genmon-plugin,xfce-mirror/xfce4-genmon-plugin