Add special cases to incomplete beta and inverse for a=b=0.5 and b=1.
Added tool for generating high precision gamma function test values.
[SVN r85572]
Fix array declarations so GCC doesn't warn about them.
Declare constants in headers so they can be used by UDT's larger than type long double.
Suppress a few warnings and fix a couple of bugs that showed up when testing with UDT's.
[SVN r75960]