improve termination sequence on windows, use patterns instead of textures as directory name

src/layout.cpp

@@ -6,6 +6,11 @@
 #include "node.h"
 #include "node_border.h"
 
+void LayoutManager::unload()
+{
+    m_layouts.clear();
+}
+
 void LayoutManager::create()
 {
     m_layouts[const_hash("main")] = std::make_unique<Node>();