Add v6 processors #1079

Job	Run time
Build snapshot artifacts	51s
CLI tests (Python)	5m 55s
Static analysis	2m 6s
Discover supported schema versions	3s
Unit tests (Go)	2m 6s
Unit tests (Python)	36s
Acceptance tests (1)	18m 23s
Acceptance tests (2)	18m 31s
Acceptance tests (3)	21m 45s
Acceptance tests (4)	22m 36s
Acceptance tests (5)	23m 46s
CLI tests (Go-Linux)	1m 25s
	1h 58m 3s

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