Fix error in OTML casting from Lua, may fix #198

src/framework/luaengine/luavaluecasts.cpp

@@ -295,7 +295,7 @@ bool luavalue_cast(int index, OTMLNodePtr& node)
                 OTMLNodePtr cnode;
                 if(luavalue_cast(-1, cnode)) {
                     if(cnodeName.empty())
-                        node->setUnique(false);
+                        cnode->setUnique(false);
                     else
                         cnode->setTag(cnodeName);
                     node->addChild(cnode);

src/framework/otml/otmlemitter.cpp

@@ -38,7 +38,7 @@ std::string OTMLEmitter::emitNode(const OTMLNodePtr& node, int currentDepth)
             ss << node->tag();
 
             // add ':' to if the node is unique or has value
-            if(node->hasValue() || node->isUnique() || node->isNull() || node->hasChildren())
+            if(node->hasValue() || node->isUnique() || node->isNull())
                 ss << ":";
         } else
             ss << "-";