Add culture to unit testing

#875
baseclass should be abstract
Test that are failing

Unit test that are failing due to the deserialization of the multi field
map
baseclass should be abstract
Merge pull request #877 from Tasteful/issue-875

Add culture to unit testing
Merge pull request #878 from Tasteful/abstract-base

base-class should be abstract
Merge pull request #882 from Tasteful/issue-873

Test that are failing