Update Piwik version in Kalamar

Change-Id: I7ef4280cb299ef9a337b9e9bb9fc6de6e321c059
diff --git a/Makefile.PL b/Makefile.PL
index f32eb8d..3c72084 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -38,7 +38,7 @@
     'List::Util' => 1.63,
 
     # Required for bundled plugins
-    'Mojolicious::Plugin::Piwik' => 1.00,
+    'Mojolicious::Plugin::Piwik' => 2.00,
 
     # Currently on GitHub only (github.com/akron)
     'Mojolicious::Plugin::Localize' => 0.21