plproxy - plproxy: bump version to 2.0.5rc1

Log Message:
-----------
bump version to 2.0.5rc1

Modified Files:
--------------
plproxy:
Makefile (r1.20 -> r1.21)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plproxy/plproxy/Makefile.diff?r1=1.20&r2=1.21)
plproxy/debian:
changelog (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plproxy/plproxy/debian/changelog.diff?r1=1.2&r2=1.3)