Refactor API.getSegmentsMetadata and Plugin\Segment so segments are all defined through Plugin\Segment class in dimensions & make sure AutoSuggestAPITest data providers do not use database.

Add tracker requests excluded due to unknown URLs to NoVisitsTest fixture so it will be tested in system tests.

Update misc/log-analytics repo for https://github.com/piwik/piwik-log-analytics/issues/67 and update expected test output.

Add integration test for ArchiveTableDao class and system test for new analyze archive table command.

Add new option for [General] process_new_segments_from option, 'segment_last_edit_time'. New option sets beginning of segments archiving from last edit time (or created time if it is found). Includes tests.

Add expanded query param to DocumentationGenerator so the API test generation logic will not erase the param from API tests.

Fix function signature in VisitRequestProcessor and move tests in VisitTest regarding isVisitNew to new test case for VisitRequestProcessor.

Move bulk of logic in Visitor class to new stateless service, VisitorRecognizer which is stored in DI. Also fix two integration tests.