enable rtt dtor, default values for <text> node, dual-brush wip, more brush options

src/node_button.cpp

@@ -31,6 +31,7 @@ void NodeButton::clone_copy(Node* dest) const
 
 void NodeButton::init()
 {
+    Node::init();
     m_border = new NodeBorder();
     m_text = new NodeText();
     add_child(m_border);
@@ -48,6 +49,7 @@ void NodeButton::init()
 
 void NodeButton::create()
 {
+    Node::create();
     m_border->create();
     m_text->create();
     m_border->m_mouse_ignore = false;
@@ -56,6 +58,7 @@ void NodeButton::create()
 
 void NodeButton::loaded()
 {
+    Node::loaded();
     m_border->m_thinkness = 1;
     m_border->m_border_color = glm::vec4(0, 0, 0, 1);
     m_border->m_color = color_normal;