npgsql - Npgsql2: Updated files for 2.0.5 release

Log Message:
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Updated files for 2.0.5 release

Modified Files:
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Npgsql2:
ChangeLog (r1.13 -> r1.14)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/ChangeLog.diff?r1=1.13&r2=1.14)
RELEASENOTES.txt (r1.14 -> r1.15)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/RELEASENOTES.txt.diff?r1=1.14&r2=1.15)