Testing initialization/header for special functions
Octave format
It is intended to read test_hyperg.c from the GNU GSL hyperg test file
and use the test lines. If you don't want to duplicate thier
errors, comment out the bad tests with //
Compare test_hyperg.c vs. test_hyperg_corr.c
R. Rogers v1, testing only hyperg_1F1 and hyperg_U in double
KummerM and KummerU
Some array verification is done; since I messed it up once.