added harmonicNumber test, demo, and properties
initial method reorg
added docs for new float and double of
fixed of floating point tests
fixed of floating point demos
added extra harmonicNumber property
added of floating-point properties
fixed bigIntegerValue tests
fixed bigIntegerValue docs
fixed bigIntegerValue demos
finished bigIntegerValue properties
added docs for to-integral methods
added to-integral tests
added integral value demos
added long constructors, to-integral properties
rearranged to-BigDecimal methods and tests
continued work on bigDecimal conversion demos
fixed to-BigDecimal demos
added propertiesHasTerminatingDecimalExpansion
continued working on bigDecimalValue properties