IBX-6649: Added support for spell checking #1286

Job	Run time
Run code style check (8.0)	3m 52s
Unit tests & SQLite integration tests (7.4)	11m 4s
Solr integration tests (7.4)	13m 12s
Unit tests & SQLite integration tests (8.0)	11m 28s
Solr integration tests (8.0)	14m 5s
Unit tests & SQLite integration tests (8.1)	11m 9s
Solr integration tests (8.1)	12m 9s
PostgreSQL integration tests (7.4)	32m 23s
MySQL integration tests (7.4)	20m 3s
MySQL integration tests (8.0)	18m 29s
PostgreSQL integration tests (8.0)	23m 10s
MySQL integration tests (8.1)	24m 12s
PostgreSQL integration tests (8.1)	22m 27s
	3h 37m 43s

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