Bump version after release

Author: autarch

Makefile.PL

@@ -54,7 +54,7 @@ my %WriteMakefileArgs = (
     "lib" => 0,
     "overload" => 0
   },
-  "VERSION" => "2.67",
+  "VERSION" => "2.68",
   "test" => {
     "TESTS" => "t/*.t"
   }

lib/DateTime/TimeZone.pm

@@ -6,7 +6,7 @@ use strict;
 use warnings;
 use namespace::autoclean;
 
-our $VERSION = '2.67';
+our $VERSION = '2.68';
 
 # Note that while we make use of DateTime::Duration in this module if we
 # actually try to load it here all hell breaks loose with circular