password reset: ignore superfluous spaces in the email field too
password reset: ignore superfluous spaces in the email field too

mutt line wrapping could cause the insertion of `+` characters in that field too
and therfore cause problems when the browser converts them to spaces.

libravatar/libravatar,libravatar/libravatar,libravatar/libravatar,libravatar/libravatar,libravatar/libravatar,libravatar/libravatar,libravatar/libravatar