Revert "remove @@language in geocoder.rb"

This reverts commit 26a67c72d522c7a0c8ffac1d42df9bfb2554f520.
Revert 26a67c7..6bcf753

This rolls back to commit 26a67c72d522c7a0c8ffac1d42df9bfb2554f520.
Revert fa9a63c..dfc5a8b

This rolls back to commit fa9a63c049e0d33d5995b53acaee4c99d5e5f9fc.