Gemfile in sequel-batches-0.1.3 vs Gemfile in sequel-batches-0.2.0

@@ -1,6 +1,14 @@
 source "https://rubygems.org"
 
-git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }
-
 # Specify your gem's dependencies in sequel-batches.gemspec
 gemspec
+
+# MRI/Rubinius Adapter Dependencies
+platforms :ruby do
+  gem "pg"
+end
+
+# JRuby Adapter Dependencies
+platforms :jruby do
+  gem "jdbc-postgres"
+end