"
As a prerequisite the mutation fragment stream validator is converted to
v2 as well (but it still supports v1). We get one step closer to
eliminate conversions altogether from compaction.cc.
Tests: unit(dev)
"
* 'scrub-v2/v1' of https://github.com/denesb/scylla:
mutation_writer: remove v1 version segregate_by_partition()
compaction/compaction: remove v1 version of validate and scrub reader factory methods
tools/scylla-sstable: migrate to v2
test/boost/sstable_compaction_test: migrate validation tests to v2
test/boost/sstable_compaction_test: migrate scrub tests to v2
test/lib/simple_schema: add v2 of make_row() and make_static_row()
compaction: use v2 version of mutation_writer::segregate_by_partition()
mutation_writer: add v2 version of segregate_by_partition()
compaction: migrate scrub and validate to v2
mutation_fragment_stream_validator: migrate validator to v2
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