* Start to fill in save related classes

* Fix silly bug in WiiSave
* Fix typos in Utilitiy.*

src/Athena/MCFile.cpp

@@ -22,4 +22,36 @@ MCFile::MCFile()
 {
 }
 
+// TODO: Rewrite this to be more optimized, the current solution takes quite a few cycles
+atUint8* reverse(atUint8* data, atUint32 length)
+{
+    atUint32 a = 0;
+    atUint32 swap;
+
+    for (;a<--length; a++)
+    {
+        swap = data[a];
+        data[a] = data[length];
+        data[length] = swap;
+    }
+
+    return data;
+}
+
+atUint8* MCFile::unscramble(atUint8* data, atUint32 length)
+{
+    if (!data)
+        return nullptr;
+
+    for (atUint32 i = 0; i < length; i += 8)
+    {
+        atUint32 block1 = *(atUint32*)reverse((data + i), 4);
+        atUint32 block2 = *(atUint32*)reverse((data + i + 4), 4);
+        *(atUint32*)(data + i) = block2;
+        *(atUint32*)(data + i + 4) = block1;
+    }
+
+    return data;
+}
+
 } // zelda