update tests: update code standards

update code standards
update tests: replace dingus module

replace dingus module with mock module.
aweber_api: tox file update

PPACL-4 remove dingus, add Mock in tox.
aweber_api: setup files remove dingus add Mock

remove Dingus and add Mock library.
aweber_api: update mock_adaptor code std

update code stds for mock_adaptor
aweber_api:collection update test code for stdi

updates for code std
aweber_api: update base tests for code std

updated base tests to match code std
aweber_api:entry update test code

update entry tests for code std.
aweber_api:data_dict update test code to std

update data_dict to code std.