Mobile device detection plugin
 - provides helper method is_mobile()
 - provides condition mobile=>1 for controller's method over



# Mojolicious
$self->plugin('Mobi');
$self->routes->route("/")->over(mobile=>1)->to("Mobile#index");



# Mojolicious::Lite
plugin 'Mobi';
get '/' => (mobile=>1) => sub {
  my $self = shift;
  $self->render(text=>"This is a mobile version of this site.");
};

