Property 'common.setting2' was removed
Property 'common.setting6' was removed
Property 'common.setting4' was added with value: 'blah blah'
Property 'common.setting5' was added with value: 'complex value'
Property 'group1.baz' was changed. From 'bas' to 'bars'
Property 'group2' was removed
Property 'group3' was added with value: 'complex value'