Ensure the naming of files during app and dockerfile generation is consistent

Author: kathackeray

lib/Mojolicious.pm

@@ -35,7 +35,7 @@ has log              => sub {
 };
 has 'max_request_size';
 has mode               => sub { $ENV{MOJO_MODE} || $ENV{PLACK_ENV} || 'development' };
-has moniker            => sub { Mojo::Util::decamelize ref shift };
+has moniker            => sub { Mojo::Util::class_to_file ref shift };
 has plugins            => sub { Mojolicious::Plugins->new };
 has preload_namespaces => sub { [] };
 has renderer           => sub { Mojolicious::Renderer->new };
@@ -425,7 +425,7 @@ variables or C<development>.
   $app        = $app->moniker('foo_bar');
 
 Moniker of this application, often used as default filename for configuration files and the like, defaults to
-decamelizing the application class with L<Mojo::Util/"decamelize">.
+transforming the application class with L<Mojo::Util/"class_to_file">.
 
 =head2 plugins
 

lib/Mojolicious/Command/Author/generate/app.pm

@@ -19,7 +19,7 @@ sub run {
   $self->render_to_rel_file('appclass', "$name/lib/$app", {class => $class});
 
   # Config file (using the default moniker)
-  $self->render_to_rel_file('config', "$name/@{[decamelize $class]}.yml");
+  $self->render_to_rel_file('config', "$name/$name.yml");
 
   # Controller
   my $controller = "${class}::Controller::Example";

t/mojo/daemon.t

@@ -270,7 +270,7 @@ subtest 'Timeout' => sub {
 subtest 'Pipelined' => sub {
   my $daemon = Mojo::Server::Daemon->new({listen => ['http://127.0.0.1'], silent => 1});
   my $port   = $daemon->start->ports->[0];
-  is $daemon->app->moniker, 'mojo-hello_world', 'right moniker';
+  is $daemon->app->moniker, 'mojo_hello_world', 'right moniker';
   my $buffer = '';
   my $id;
   $id = Mojo::IOLoop->client(