prep release 98.1.0

Changes

@@ -1,5 +1,20 @@
 LIST OF CHANGES
 
+release 98.1.0
+ - Retrieve DRAGEN version from instrument record
+   Added 'dragen_software_version' class attribte/script
+   argument. If not set and id_run is defined, defaults to
+   the record for the Dragen Modification for the NovaSeqX
+   instrument on which the flowcell will be sequenced.
+ - Added a method to retrieve modification revision
+ - Tests reorganised and file reformatted
+   Tests for similar functionality are organised into subtests
+   and are clearly annoteted.
+   Some meaningless tests are dropped.
+   Consistent 2 spaces indentation is applied.
+   80 characters line width is enforced.
+   Tabs converted to spaces.
+
 release 98.0.0
  - Removed the use of 'xml' lims driver from all tests.
  - Deleted 'xml' lims driver class and all classes which supported this