Update default SDK version and minirversion used

Author: hlu2

src/Core/CoreConstants.php

@@ -6,8 +6,8 @@
  */
 class CoreConstants
 {
-    //Set the default minor version to 8
-    const DEFAULT_SDK_MINOR_VERSION = "8";
+    //Set the default minor version to 23
+    const DEFAULT_SDK_MINOR_VERSION = "23";
     const DEFAULT_LOGGINGLOCATION = "/tmp/IdsLogs";
 
     const PHP_CLASS_PREFIX = 'IPP';
@@ -293,7 +293,7 @@ class CoreConstants
      * The Request source header value.
      * @var string REQUESTSOURCEHEADER
      */
-    const USERAGENT = "V3PHPSDK4.0.0";
+    const USERAGENT = "V3PHPSDK5.0.0";
 
     public static function getType($string, $return=1)
     {