EDIT

ref #8759 conditionally supressing state 'present' in description string representations

ref #8759 conditionally supressing state 'present' in description table

ref #8807 adaptive headers in description table - changing array indexes

fix #8807 adaptive headers in description table

ref #8771 fixing bug in statistical value processing

ref #8686 removing fragment from link

ref #8771 finetuning of statistical values display and more tests

ref #8771 unit test for significant figures of statistical values

fixing PHPUnit setup for php 7 and documenting its usage with PHPStorm

fix #8771 removing comment