hg: jdk7u/jdk7u4/hotspot: Added tag jdk7u4-b20 for changeset ad6f5eaa165e

[david . katleman]

Changeset: c7c6b00122cf
Author:    katleman
Date:      2012-04-12 14:15 -0700
URL:       http://hg.openjdk.java.net/jdk7u/jdk7u4/hotspot/rev/c7c6b00122cf

Added tag jdk7u4-b20 for changeset ad6f5eaa165e

! .hgtags