Added rake test:browser task.

lib/tasks/test_browser.rake

@@ -0,0 +1,20 @@
+$LOAD_PATH << './lib'
+require 'rubygems'
+
+namespace :test do
+  desc "Start browser tests"
+  task :browser, [:opts] => :environment do |t, args|
+
+    start = Time.now()
+    if !args.opts
+      args.opts = ''
+    end
+    Dir.glob('test/browser/*_test.rb').each { |r|
+      sh "#{args.opts} ruby -Itest #{r}" do |ok, res|
+        raise "Failed test. " + res.inspect if !ok
+      end
+    }
+    puts "All browser tests, elapsed: " + (Time.now() - start).to_s + " seconds"
+
+  end
+end