The file 'click-control_fr_FR.properties' should really be renamed "'click-control_fr.properties' so that it would work for FR and CA.
There is no real differences in the strings used in French french or Canadian french as far as I know (I live in Montral by the way
To resolve this issue I would vote for using only "main" language properties file (no local variant), so
should be renamed :
And ask native contributers to update them as needed, please no babelfish!