pginstaller - pginst: update for 8.0.6

Log Message:
-----------
update for 8.0.6

Tags:
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REL8_0_STABLE

Modified Files:
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pginst/package:
README.TXT (r1.1.2.5 -> r1.1.2.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/package/README.TXT.diff?r1=1.1.2.5&r2=1.1.2.6)
upgrade.bat (r1.1.2.7 -> r1.1.2.8)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pginstaller/pginst/package/upgrade.bat.diff?r1=1.1.2.7&r2=1.1.2.8)