Lua documentation tweaks and make nspace example more concise.

Examples/lua/nspace/example.h

@@ -7,20 +7,15 @@ int module_variable = 9;
 namespace MyWorld {
   class World {
   public:
-    World():
-      world_max_count(9) {}
+    World() : world_max_count(9) {}
     int create_world() { return 17; }
     const int world_max_count; // = 9
   };
   namespace Nested {
     class Dweller {
       public:
-        Dweller():
-          food_count(11) {}
         enum Gender { MALE = 0, FEMALE = 1 };
-        static int populate_cave() { return 19; }
-        int create_cave() { return 13; }
-        int food_count; // = 11
+        static int count() { return 19; }
     };
   }
 }

Examples/lua/nspace/example.i

@@ -4,7 +4,7 @@
 #include "example.h"
 %}
 
- %nspace MyWorld::Nested::Dweller;
- %nspace MyWorld::World;
+%nspace MyWorld::Nested::Dweller;
+%nspace MyWorld::World;
 
 %include "example.h"

Examples/lua/nspace/runme.lua

@@ -37,5 +37,10 @@ assert( w1.world_max_count == 9 )
 -- Accessing enums from class within namespace
 print( "Accessing enums: ex.MyWorld.Nested.Dweller.MALE = ", ex.MyWorld.Nested.Dweller.MALE )
 assert( ex.MyWorld.Nested.Dweller.MALE == 0 )
+print( "Accessing enums: ex.MyWorld.Nested.Dweller.FEMALE = ", ex.MyWorld.Nested.Dweller.FEMALE )
 assert( ex.MyWorld.Nested.Dweller.FEMALE == 1 )
 
+-- Accessing static member function
+print( "Accessing static member function: ex.MyWorld.Nested.Dweller.count() = ", ex.MyWorld.Nested.Dweller.count() )
+assert( ex.MyWorld.Nested.Dweller.count() == 19 )
+