Fix error deleting the mini-editor after the color bar is destroyed.

The "editors" module was moved out from LegacyModules class.

TODO.txt

@@ -27,6 +27,8 @@ For next release
 Refactoring
 -----------
 
+- About Signals/Slots: Add some field in slots to avoid disconnecting
+  them from dead signals.
 - Eradicate JList.
 - Replace JRect & jrect with gfx::Rect.
 - Create gfx::Region to replace JRegion & jregion.

src/app.cpp

@@ -132,6 +132,9 @@ App::App(int argc, char* argv[])
   m_modules = new Modules();
   m_isGui = !(m_checkArgs->isConsoleOnly());
   m_legacy = new LegacyModules(isGui() ? REQUIRE_INTERFACE: 0);
+
+  // Initialize editors.
+  init_module_editors();
  
   // Register well-known image file types.
   FileFormatsManager::instance().registerAllFormats();
@@ -308,6 +311,9 @@ int App::run()
     // widgets (e.g. color bar).
     jwidget_free(box_editors);
 
+    // Destroy mini-editor.
+    exit_module_editors();
+
     // Destroy the top-window
     jwidget_free(top_window);
     top_window = NULL;

src/modules.cpp

@@ -19,7 +19,6 @@
 #include "config.h"
 
 #include "modules.h"
-#include "modules/editors.h"
 #include "modules/gui.h"
 #include "modules/palettes.h"
 #include "modules/rootmenu.h"
@@ -44,7 +43,6 @@ static Module module[] =
   DEF_MODULE(palette,		0),
   DEF_MODULE(gui,		REQUIRE_INTERFACE),
   DEF_MODULE(rootmenu,		REQUIRE_INTERFACE),
-  DEF_MODULE(editors,		REQUIRE_INTERFACE),
 };
 
 static int modules = sizeof(module) / sizeof(Module);