Merged branch '4.5' #1538

Job	Run time
Solr integration tests (7.4)	9m 55s
Solr integration tests (8.0)	9m 48s
Unit tests & SQLite integration tests (7.4)	7m 24s
Run code style check (8.0)	2m 36s
Solr integration tests (8.1)	9m 48s
Unit tests & SQLite integration tests (8.0)	6m 54s
Unit tests & SQLite integration tests (8.1)	7m 0s
PostgreSQL integration tests (7.4)	26m 36s
MySQL integration tests (7.4)	12m 53s
PostgreSQL integration tests (8.0)	20m 50s
MySQL integration tests (8.0)	12m 42s
MySQL integration tests (8.1)	12m 44s
PostgreSQL integration tests (8.1)	18m 44s
	2h 37m 54s

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