orafce - orafce: removing ora_make_text function and using more

Log Message:
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removing ora_make_text function and using more standardised CStringGetTextP

Modified Files:
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orafce:
convert.c (r1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/convert.c.diff?r1=1.1&r2=1.2)
orafunc.h (r1.9 -> r1.10)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/orafunc.h.diff?r1=1.9&r2=1.10)
plvstr.c (r1.10 -> r1.11)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/plvstr.c.diff?r1=1.10&r2=1.11)
plvsubst.c (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/plvsubst.c.diff?r1=1.3&r2=1.4)
utility.c (r1.5 -> r1.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/utility.c.diff?r1=1.5&r2=1.6)