Added some more cucumbery goodness

lib/webcat/cucumber.rb

@@ -1,4 +1,20 @@
 require 'webcat'
 require 'webcat/dsl'
 
-World(Webcat)
+World(Webcat)
+
+After do
+  Webcat.reset_sessions!
+end
+
+require 'database_cleaner'
+require 'database_cleaner/cucumber'
+DatabaseCleaner.strategy = :truncation
+
+Before('@javascript') do
+  Webcat.current_driver = Webcat.javascript_driver
+end
+
+After('@javascript') do
+  Webcat.use_default_driver
+end