Add (or fix) Canon EOS Kiss X2 alias.
Add (or fix) Canon EOS Kiss X2 alias.

git-svn-id: 04e88ac4940b0408b73cd6f458a224a262abaaff@533 ec705bc8-faf6-4f9b-9aff-b4916e9bedc3

jbuchbinder/rawspeed,jbuchbinder/rawspeed