Bump version numbers and dates for iperf 3.1.

RELEASE_NOTES

@@ -1,7 +1,7 @@
-== iperf 3.1.0 ????-??-?? ==
+== iperf 3.1 2015-10-16 ==
 
-The release notes for iperf 3.1.0 describe changes and new
-functionality in iperf 3.1.0, but not present in 3.0.11 or any earlier
+The release notes for iperf 3.1 describe changes and new
+functionality in iperf 3.1, but not present in 3.0.11 or any earlier
 3.0.x release.
 
 * Selected user-visible changes

configure.ac

@@ -24,7 +24,7 @@
 # file for complete information.
 
 # Initialize the autoconf system for the specified tool, version and mailing list
-AC_INIT(iperf, 3.1b3, https://github.com/esnet/iperf, iperf, http://software.es.net/iperf/)
+AC_INIT(iperf, 3.1, https://github.com/esnet/iperf, iperf, http://software.es.net/iperf/)
 AC_LANG(C)
 
 # Specify where the auxiliary files created by configure should go. The config

src/iperf3.1

@@ -1,4 +1,4 @@
-.TH IPERF 1 "June 2015" ESnet "User Manuals"
+.TH IPERF 1 "October 2015" ESnet "User Manuals"
 .SH NAME
 iperf3 \- perform network throughput tests
 .SH SYNOPSIS

src/libiperf.3

@@ -1,4 +1,4 @@
-.TH LIBIPERF 3 "June 2015" ESnet "User Manuals"
+.TH LIBIPERF 3 "September 2015" ESnet "User Manuals"
 .SH NAME
 libiperf \- API for iperf3 network throughput tester