Fixed misstatement about packages and 'is export'

lib/Language/modules.pod

@@ -62,19 +62,22 @@ exported available in the current lexical scope.
 
 =head2 Exporting and Selective Importing
 
-Subroutines, variables, constants and enums are exported by marking
+Packages, subroutines, variables, constants and enums are exported by marking
 them with the L<is export> trait.
 
     =begin code
     unit module MyModule;
     our $var is export = 3;
     sub foo is export { ... };
     constant $FOO is export = "foobar";
-    enum FooBar is export (:baz(1));
+    enum FooBar is export <one two three>;
 
-    #'is export' is not for packages
-    class MyModule::Class {}
-    =end code
+    # Packages like classes can be exported too
+    class MyClass is export {};
+
+    # If a subpackage is in the namespace of the current package
+    # it doesn't need to be explicitly exported
+    class MyModule::MyClass {};
 
 You can pass parameters to C<is export> to group symbols for exporting
 then the importer can pick and choose. There are three predefined
@@ -93,11 +96,11 @@ tags: C<ALL>, C<DEFAULT> and C<MANDATORY>.
     =begin code
     # main.pl
     use lib 'lib';
-    use MyModule;          #pants, bag
+    use MyModule;          #bag, pants
     use MyModule :DEFAULT; #the same
     use MyModule :day;     #pants, sunglasses
     use MyModule :night;   #pants, torch
-    use MyModule :ALL;     #pants, sunglasses, torch, underpants
+    use MyModule :ALL;     #bag, pants, sunglasses, torch, underpants
     =end code
 
 =head2 EXPORT