add heroku instructions to readme

README.md

@@ -61,4 +61,68 @@ You can switch between the Java and XML based configuration by commenting out on
             //final ApplicationContext ctx = new GenericXmlApplicationContext("applicationContext.xml");
         
             ...
+            
+# Test on Heroku
+
+Assuming you already have a [Heroku account](http://heroku.com/signup) and have installed the [Heroku command line tool](http://devcenter.heroku.com/articles/java), you can test this sample on Heroku in a few steps.
+
+## Create Heroku App
+
+    $ heroku create -s cedar
+    Creating quiet-waterfall-6274... done, stack is cedar
+    http://quiet-waterfall-6274.herokuapp.com/ | git@heroku.com:quiet-waterfall-6274.git
+    Git remote heroku added
+
+## Add Mongo HQ Service
+
+    $ heroku addons:add memcache:5mb
+    -----> Adding memcache:5mb to quiet-waterfall-6274... done, v1 (free)
+
+## Deploy Sample Using Git
+
+    $ git push heroku master
+    Counting objects: 56, done.
+    Delta compression using up to 8 threads.
+    Compressing objects: 100% (38/38), done.
+    Writing objects: 100% (46/46), 9.16 KiB, done.
+    Total 46 (delta 14), reused 0 (delta 0)
+
+    -----> Heroku receiving push
+    -----> Java app detected
+    -----> Installing settings.xml..... done
+    -----> executing /app/tmp/repo.git/.cache/.maven/bin/mvn -B -Duser.home=/tmp/build_g3p4ujxwspkf -Dmaven.repo.local=/app/tmp/repo.git/.cache/.m2/repository -s /app/tmp/repo.git/.cache/.m2/settings.xml -DskipTests=true clean install
+           [INFO] Scanning for projects...
+           [INFO]                                                                         
+           [INFO] ------------------------------------------------------------------------
+           [INFO] Building memcacheSample 0.0.1-SNAPSHOT
+           [INFO] ------------------------------------------------------------------------
+           Downloading: http://files.couchbase.com/maven2/org/springframework/spring-core/3.0.6.RELEASE/spring-core-3.0.6.RELEASE.pom
+           Downloading: http://s3pository.heroku.com/jvm/org/springframework/spring-core/3.0.6.RELEASE/spring-core-3.0.6.RELEASE.pom
+           Downloaded: http://s3pository.heroku.com/jvm/org/springframework/spring-core/3.0.6.RELEASE/spring-core-3.0.6.RELEASE.pom (3 KB at 3.9 KB/sec)
+           Downloading: http://files.couchbase.com/maven2/org/springframework/spring-parent/3.0.6.RELEASE/spring-parent-3.0.6.RELEASE.pom
+    ...
+
+## Execute the Sample Code as One-Off Processes
+
+The two sample apps are listed as two process types, "sample" and "springsample". They are designed to be executed as one-off processes, so you execute them with
+
+    $ heroku run sample
+    Running sample attached to terminal... up, run.1
+    2011-12-01 23:51:07.122 INFO net.spy.memcached.MemcachedConnection:  Added {QA sa=mc7.ec2.northscale.net/10.82.127.172:11211, #Rops=0, #Wops=0, #iq=0, topRop=null, topWop=null, toWrite=0, interested=0} to connect queue
+    2011-12-01 23:51:07.153 INFO net.spy.memcached.MemcachedConnection:  Connection state changed for sun.nio.ch.SelectionKeyImpl@33bfc93a
+    2011-12-01 23:51:07.567 INFO net.spy.memcached.auth.AuthThread:  Authenticated to mc7.ec2.northscale.net/10.82.127.172:11211
+    testData
+
+and
+
+    $ heroku run springsample
+    Running springsample attached to terminal... up, run.2
+    Dec 1, 2011 11:52:09 PM org.springframework.context.support.AbstractApplicationContext prepareRefresh
+    INFO: Refreshing org.springframework.context.annotation.AnnotationConfigApplicationContext@50a9ae05: startup date [Thu Dec 01 23:52:09 UTC 2011]; root of context hierarchy
+    Dec 1, 2011 11:52:09 PM org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons
+    INFO: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@5f989f84: defining beans [org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,springConfig,getPlainCallbackHandler,getAuthDescriptor,getConnectionFactory,getServerAddress,getMemcachedClient]; root of factory hierarchy
+    2011-12-01 23:52:09.494 INFO net.spy.memcached.MemcachedConnection:  Added {QA sa=mc7.ec2.northscale.net/10.82.127.172:11211, #Rops=0, #Wops=0, #iq=0, topRop=null, topWop=null, toWrite=0, interested=0} to connect queue
+    2011-12-01 23:52:09.499 INFO net.spy.memcached.MemcachedConnection:  Connection state changed for sun.nio.ch.SelectionKeyImpl@2802bd3a
+    2011-12-01 23:52:09.638 INFO net.spy.memcached.auth.AuthThread:  Authenticated to mc7.ec2.northscale.net/10.82.127.172:11211
+    testDataSpring