'**SUMMARY**
Save a color model file.
**PARAMETERS**
* *filename* - The file name and path to save the data to.
**RETURNS**
Nothing.
**EXAMPLE**
>>> cm = ColorModel()
>>> cm.add(Color.RED)
>>> cm.add(Color.BLUE)
>>> cm.save("mymodel.txt")
**TO DO**
This should be converted to pickle.'

def save(self, filename):

    dump(self.mData, open(filename, 'wb'))
