added pgdump file to gemspec

safe.gemspec

@@ -12,7 +12,7 @@ Gem::Specification.new do |s|
   s.email = %q{we@astrails.com}
   s.executables = ["astrails-safe"]
   s.extra_rdoc_files = ["README.markdown", "LICENSE"]
-  s.files = ["README.markdown", "VERSION.yml", "bin/astrails-safe", "examples/example_helper.rb", "examples/unit", "examples/unit/config_example.rb", "examples/unit/stream_example.rb", "lib/astrails", "lib/astrails/safe", "lib/astrails/safe/archive.rb", "lib/astrails/safe/config", "lib/astrails/safe/config/builder.rb", "lib/astrails/safe/config/node.rb", "lib/astrails/safe/gpg.rb", "lib/astrails/safe/gzip.rb", "lib/astrails/safe/local.rb", "lib/astrails/safe/mysqldump.rb", "lib/astrails/safe/pipe.rb", "lib/astrails/safe/s3.rb", "lib/astrails/safe/sink.rb", "lib/astrails/safe/source.rb", "lib/astrails/safe/stream.rb", "lib/astrails/safe/tmp_file.rb", "lib/astrails/safe.rb", "lib/extensions", "lib/extensions/mktmpdir.rb", "templates/script.rb", "Rakefile", "LICENSE"]
+  s.files = ["README.markdown", "VERSION.yml", "bin/astrails-safe", "examples/example_helper.rb", "examples/unit", "examples/unit/config_example.rb", "examples/unit/stream_example.rb", "lib/astrails", "lib/astrails/safe", "lib/astrails/safe/archive.rb", "lib/astrails/safe/config", "lib/astrails/safe/config/builder.rb", "lib/astrails/safe/config/node.rb", "lib/astrails/safe/gpg.rb", "lib/astrails/safe/gzip.rb", "lib/astrails/safe/local.rb", "lib/astrails/safe/mysqldump.rb", "lib/astrails/safe/pgdump.rb", "lib/astrails/safe/pipe.rb", "lib/astrails/safe/s3.rb", "lib/astrails/safe/sink.rb", "lib/astrails/safe/source.rb", "lib/astrails/safe/stream.rb", "lib/astrails/safe/tmp_file.rb", "lib/astrails/safe.rb", "lib/extensions", "lib/extensions/mktmpdir.rb", "templates/script.rb", "Rakefile", "LICENSE"]
   s.has_rdoc = true
   s.homepage = %q{http://github.com/astrails/safe}
   s.rdoc_options = ["--inline-source", "--charset=UTF-8"]