Eliminated most build errors (gcc,linux,wxGTK).

What is left is mostly:
 - warning: converting double to int
     -> add a cast/to_int or ignore
 - wrong initialization order in ctor
     -> just swap the order to match the class
 - errors about wxCursors
     -> add a function loadResourceCursor


git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@183 0fc631ac-6414-0410-93d0-97cfa31319b6

src/gui/value/editor.hpp

@@ -31,6 +31,7 @@
  */
 class ValueEditor {
   public:
+	virtual ~ValueEditor();
 	// --------------------------------------------------- : Events
 	
 	/// This editor gains focus