Better error messages, Dolphin will create save directories if not present.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@37 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Common/Src/FileUtil.h

@@ -10,6 +10,7 @@ public:
 	static void Launch(const std::string &filename);
 	static void Explore(const std::string &path);
 	static bool IsDirectory(const std::string &filename);
+	static bool CreateDir(const std::string &filename);
 };
 
 #endif