A few documentation updates

Author: bengsig

docs/ERRORLIST.md

@@ -1152,13 +1152,7 @@ In version 3.1, you need to change your syntax for opening files to use
 either of these assignment operators: >=, >>=, <=, |=, =| in stead of using
 similar characters as part of the text string assigned to the file variable.
 
-### RWL-292 error: "opening a file with '%s' in the file name is no longer supported"
-In version 3.1, you need to change your syntax for opening files to use
-either of these assignment operators: >=, >>=, <=, |=, =| in stead of using
-similar characters as part of the text string assigned to the file variable.
-To allow the previous behavior, use $pre31fileassign:on directive.
-
-### RWL-293 warning: "closing a file with an operator used for open"
+### RWL-292 warning: "closing a file with an operator used for open"
 You are using one of the operators used to open a file or pipeline to
 close a file by assigning null to it. You should use the := operator.
 

docs/refman/netthroughput.html

@@ -4,8 +4,8 @@ netthroughput.rwl \- Estimate SQL*Net throughput
 .SH SYNOPSIS
 \fBrwloadsim -u -l u/p@c [--rampup=N] [--concurrency=N] [--verbosetest] [--interval=N] [--fetcharray=N] [--mbperquery=M] [--period=N] [--csvoutput=file] [--csvappend=file] [--csvexcel] netthroughput.rwl\fR
 .P
-The netthroughput.rwl utility estimates ping rates as well as throughput
-from the database to the client.
+The netthroughput.rwl utility can be used to estimate throughput from a database
+to the client or application server from which is running.
 .SH OPTIONS
 \fB-u\fR
 .RS 4