Subject: Extract Archive Refactor

* removed deserialization methods
* refactored tests to use deserialization in the client
* pep8 fixes
* changed initializing the list of appending to the list of
  response obj names to a straight list comprehension

Change-Id: I37938183b989e544cdb3d0d017b32b4efaacb22e
Merge "Subject: Extract Archive Refactor"