JS: define the named colours using division by a double instead of a float
JS: define the named colours using division by a double instead of a float

Presumably, division by a float was done to be consistent with the awt
Color class which stores float values. However, this caused equalTo to fail
when a Color4d was compared to its default values.

Signed-off-by: Harry King <409587b9e6671aa0763646191d292852dc49a658@gmail.com>

jaamsim/jaamsim,jaamsim/jaamsim,jaamsim/jaamsim,jaamsim/jaamsim