README.md in elasticity-2.3 vs README.md in elasticity-2.3.1

@@ -33,11 +33,11 @@
 
 # This is the first step in the jobflow - running a custom jar
 step = Elasticity::CustomJarStep.new('s3n://elasticmapreduce/samples/cloudburst/cloudburst.jar')
 
 # Here are the arguments to pass to the jar
-c.arguments = %w(s3n://elasticmapreduce/samples/cloudburst/input/s_suis.br s3n://elasticmapreduce/samples/cloudburst/input/100k.br s3n://slif-output/cloudburst/output/2012-06-22 36 3 0 1 240 48 24 24 128 16)
+step.arguments = %w(s3n://elasticmapreduce/samples/cloudburst/input/s_suis.br s3n://elasticmapreduce/samples/cloudburst/input/100k.br s3n://slif-output/cloudburst/output/2012-06-22 36 3 0 1 240 48 24 24 128 16)
 
 # Add the step to the jobflow
 jobflow.add_step(step)
 
 # Let's go!
@@ -124,11 +124,10 @@
 ig = Elasticity::InstanceGroup.new
 ig.count = 10                       # Provision 10 instances
 ig.type  = 'c1.medium'              # See the EMR docs for a list of supported types
 ig.set_on_demand_instances          # This is the default setting
 
-
 jobflow.set_core_instance_group(ig)
 ```
 
 #### Spot Instance Groups
 
@@ -137,10 +136,9 @@
 ```ruby
 ig = Elasticity::InstanceGroup.new
 ig.count = 10                       # Provision 10 instances
 ig.type  = 'c1.medium'              # See the EMR docs for a list of supported types
 ig.set_spot_instances(0.25)         # Makes this a SPOT group with a $0.25 bid price
-
 
 jobflow.set_core_instance_group(ig)
 ```
 
 ## 4 - Adding Bootstrap Actions (optional)