NEW: CPCoding for CPAttributedString

Foundation/CPAttributedString.j

@@ -816,6 +816,42 @@
     //do nothing (says cocotron and gnustep)
 }
 
+- (id)initWithCoder:(id)aCoder
+{
+    self = [self init];
+    if (self != nil)
+    {
+        _string=[aCoder decodeObjectForKey:"_string"];
+        var decoded_ranges = [aCoder decodeObjectForKey:"ranges"],
+            decoded_attribs = [aCoder decodeObjectForKey:"attributes"];
+        _rangeEntries=[];
+
+        var i, l= decoded_ranges.length;
+        for(i = 0; i < l; i++)
+        {
+            _rangeEntries.push(makeRangeEntry(decoded_ranges[i], decoded_attribs[i]));
+        }
+    }
+    return self;
+}
+
+- (void)encodeWithCoder:(id)aCoder
+{
+    [aCoder encodeObject:_string forKey:"_string"];
+
+    var ranges_for_encoding = [],
+        dicts_for_encoding = [];
+
+    var i, l = _rangeEntries.length;
+    for(i = 0; i < l; i++)
+    {
+        ranges_for_encoding.push(_rangeEntries[i].range);
+        dicts_for_encoding.push(_rangeEntries[i].attributes);
+    }
+    [aCoder encodeObject:ranges_for_encoding forKey:"ranges"];
+    [aCoder encodeObject:dicts_for_encoding forKey:"attributes"];
+}
+
 @end
 
 /*!