Initial version of a 'deltaForDoubleToDecimal' method for estimating the difference between an
IEEE 754 double value and its definitive value as defined in base 10 by international standards.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK7@1539490 13f79535-47bb-0310-9956-ffa450edef68