Merge pull request #330 from W0rma/php84 #63

Job	Run time
PHPUnit (7.3, highest, ^3.0)	30s
PHPUnit (7.3, highest, ^4.0)	23s
PHPUnit (7.3, highest, ^5.0)	17s
PHPUnit (7.3, lowest, ^3.0)	15s
PHPUnit (7.3, lowest, ^4.0)	18s
PHPUnit (7.3, lowest, ^5.0)	24s
PHPUnit (7.4, highest, ^3.0)	28s
PHPUnit (7.4, highest, ^4.0)	15s
PHPUnit (7.4, highest, ^5.0)	27s
PHPUnit (7.4, lowest, ^3.0)	22s
PHPUnit (7.4, lowest, ^4.0)	22s
PHPUnit (7.4, lowest, ^5.0)	18s
PHPUnit (8.0, highest, ^3.0)	34s
PHPUnit (8.0, highest, ^4.0)	38s
PHPUnit (8.0, highest, ^5.0)	19s
PHPUnit (8.0, lowest, ^3.0)	30s
PHPUnit (8.0, lowest, ^4.0)	23s
PHPUnit (8.0, lowest, ^5.0)	34s
PHPUnit (8.1, highest, ^3.0)	25s
PHPUnit (8.1, highest, ^4.0)	23s
PHPUnit (8.1, highest, ^5.0)	18s
PHPUnit (8.1, lowest, ^3.0)	37s
PHPUnit (8.1, lowest, ^4.0)	26s
PHPUnit (8.1, lowest, ^5.0)	28s
PHPUnit (8.2, highest, ^3.0)	21s
PHPUnit (8.2, highest, ^4.0)	30s
PHPUnit (8.2, highest, ^5.0)	16s
PHPUnit (8.2, lowest, ^3.0)	18s
PHPUnit (8.2, lowest, ^4.0)	27s
PHPUnit (8.2, lowest, ^5.0)	32s
PHPUnit (8.3, highest, ^3.0)	19s
PHPUnit (8.3, highest, ^4.0)	16s
PHPUnit (8.3, highest, ^5.0)	15s
PHPUnit (8.3, lowest, ^3.0)	35s
PHPUnit (8.3, lowest, ^4.0)	20s
PHPUnit (8.3, lowest, ^5.0)	17s
PHPUnit (8.4, ^5.0, --ignore-platform-req=php+)	2m 29s
PHPUnit (8, ^6.0)	21s
PHPUnit (8.1, ^6.0)	25s
PHPUnit (8.2, ^6.0)	37s
PHPUnit (8.3, ^6.0)	20s
PHPUnit (8.4, ^6.0, --ignore-platform-req=php+)	19s
PHPUnit (8.2, ^7.0)	20s
PHPUnit (8.3, ^7.0)	24s
PHPUnit (8.4, ^7.0, --ignore-platform-req=php+)	16s
	19m 51s

Provide feedback