Checking in changes prior to tagging of version 0.16_03.

Changelog diff is:

diff --git a/perl/Changes b/perl/Changes
index 68b58ba..a4a3e36 100644
--- a/perl/Changes
+++ b/perl/Changes
@@ -1,3 +1,7 @@
+0.16_03
+
+    - no feature changes
+
 0.16_02

     - document enhancement(tokuhirom)

perl/Changes

@@ -1,3 +1,7 @@
+0.16_03
+
+    - no feature changes
+
 0.16_02
 
     - document enhancement(tokuhirom)

perl/lib/Data/MessagePack.pm

@@ -3,7 +3,7 @@ use strict;
 use warnings;
 use 5.008001;
 
-our $VERSION = '0.16_02';
+our $VERSION = '0.16_03';
 our $PreferInteger = 0;
 
 our $true  = do { bless \(my $dummy = 1), "Data::MessagePack::Boolean" };