inital changes to start using the new methods
rename method
more changes to use the new code
initalize list and add more logs
fix the order in which the params are passed
add defaults for user
Merge remote-tracking branch 'upstream/master'

Conflicts:
	merlin-core/src/main/java/org/apache/falcon/regression/core/util/RequestUtil.java
add licenese
fix the url being sent
remove commented out code and update method being used to send request
remove Util.sendPostRequest
remove commented out code
Merge pull request #82 from arpitgupta/master

Use the new request class to make requests.