Updating the test case to use junit4 packages
Removing the file appender
OPEN - task 4: Requester only returns the payload with no additional
transport information 
https://github.com/mulesoft/mule-module-requester/issues/issue/4
OPEN - task 6: Update the devkit dependency to 3.4.2 
https://github.com/mulesoft/mule-module-requester/issues/issue/6