remove redundant code
remove redundant code

country_code parameter was defined for no good reason in the index view. Getting the country directly from the user_ip seems to do the same job.

joseihf/coding-events,ioana-chiorean/coding-events,michelesr/coding-events,codeeu/coding-events,ercchy/coding-events,michelesr/coding-events,joseihf/coding-events,ercchy/coding-events,ioana-chiorean/coding-events,ioana-chiorean/coding-events,michelesr/coding-events,ercchy/coding-events,ioana-chiorean/coding-events,ioana-chiorean/coding-events,michelesr/coding-events,codeeu/coding-events,ercchy/coding-events,codeeu/coding-events,codeeu/coding-events,joseihf/coding-events,michelesr/coding-events,joseihf/coding-events,ercchy/coding-events,codeeu/coding-events,joseihf/coding-events