Fixed FindEnum to work with qualified names.

src/Bridge/Namespace.cs

@@ -88,6 +88,11 @@ namespace CppSharp
         }
 
         public Enumeration FindEnum(string name, bool createDecl = false)
+        {
+            var entries = name.Split(new string[] { "::" },
+                StringSplitOptions.RemoveEmptyEntries).ToList();
+
+            if (entries.Count <= 1)
             {
                 var @enum = Enums.Find(e => e.Name.Equals(name));
 
@@ -100,6 +105,16 @@ namespace CppSharp
                 return @enum;
             }
 
+            var enumName = entries[entries.Count - 1];
+            var namespaces = entries.Take(entries.Count - 1);
+
+            var @namespace = FindNamespace(namespaces);
+            if (@namespace == null)
+                return null;
+
+            return @namespace.FindEnum(enumName, createDecl);
+        }
+
         public Function FindFunction(string name, bool createDecl = false)
         {
             var function =  Functions.Find(e => e.Name.Equals(name));