Don't prepend the package name when committing it to CVS.

sunrise-commit

@@ -480,6 +480,9 @@ main() {
 				vcs_update
 			fi
 
+			# In CVS, we don't prepend the package name to the commit message.
+			[ ${SC_VCS} = cvs ] && noprepend=
+
 			sayv "Now, let's let repoman do its job..."
 			exec repoman commit ${old_repoman--a} ${force+-f} -m "${noprepend-${SC_CP}: }${commitmsg}"
 			;;