Update version for v3.1.0 release

nufxlib/ChangeLog.txt

@@ -1,3 +1,5 @@
+2017/09/21  ***** v3.1.0 shipped *****
+
 2016/01/11  fadden
     - Fix handling of disk images (broken by previous change).
 

nulib2/ChangeLog.txt

@@ -1,3 +1,5 @@
+2017/09/21  ***** v3.1.0 shipped *****
+
 2015/12/26  fadden
     - Fix handling of entries with missing threads.
     - Improve handling of Mac OS X file type attributes.

nulib2/Main.c

@@ -143,7 +143,7 @@ static void Usage(const NulibState* pState)
     printf("\nNuLib2 v%s, linked with NufxLib v%d.%d.%d [%s]\n",
         NState_GetProgramVersion(pState),
         majorVersion, minorVersion, bugVersion, nufxLibFlags);
-    printf("Copyright (C) 2000-2015, Andy McFadden.  All Rights Reserved.\n");
+    printf("Copyright (C) 2000-2017, Andy McFadden.  All Rights Reserved.\n");
     printf("This software is distributed under terms of the BSD License.\n");
     printf("Visit http://www.nulib.com/ for source code and documentation.\n\n");
     printf("Usage: %s -command[modifiers] archive [filename-list]\n\n",

nulib2/State.c

@@ -9,7 +9,7 @@
 #include "NuLib2.h"
 
 
-static const char* gProgramVersion = "3.1.0-a2";
+static const char* gProgramVersion = "3.1.0";
 
 
 /*