2017-09-19: Carbon Dating the Web, version 4.0

With this release of Carbon Date there are new features being introduced to track testing and force python standard formatting conventions. This version is dubbed Carbon Date v4.0. We've also decided to switch from MementoProxy and take advantage of the Memgator Aggregator tool built by Sawood Alam. Of course with new APIs come new bugs that need to be addressed, such as this exception handling issue . Fortunately, the new tools being integrated into the project will allow for our team to catch and address these issues quicker than before as explained below. The previous version of this project, Carbon Date 3.0 , added Pubdate extraction, Twitter searching, and Bing search. We found that Bing has changed its API to only allow 30 day trials for its API with 1000 requests per month unless someone wants to pay . We also discovered a few more use cases for the Pubdate extraction by applying Pubdate to the mementos retrieved from Memgator. By default, Memgator provides t