pllolcode - pllolcode: Factor executor stuff into separate file

Log Message:
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Factor executor stuff into separate file

Modified Files:
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pllolcode:
Makefile (r1.8 -> r1.9)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/Makefile.diff?r1=1.8&r2=1.9)
gram.y (r1.36 -> r1.37)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/gram.y.diff?r1=1.36&r2=1.37)
pllolcode.h (r1.24 -> r1.25)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/pllolcode.h.diff?r1=1.24&r2=1.25)

Added Files:
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pllolcode:
pllolcode_exec.c (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/pllolcode_exec.c?rev=1.1&content-type=text/x-cvsweb-markup)