Merge remote-tracking branch 'origin/fix-tests'

test/big/hash.result

test/big/hash.test.lua

test/big/hash_multipart.result

test/big/hash_multipart.test.lua

test/big/iterator.result

test/big/iterator.test.lua

test/big/lua.result

test/big/lua.test.lua

test/big/lua/bitset.lua

test/big/tree_pk.result

test/big/tree_pk.test.lua

test/big/tree_pk_multipart.result

test/big/tree_pk_multipart.test.lua

test/big/tree_variants.result

test/big/tree_variants.test.lua

test/wal/lua.result

test/wal/lua.test.lua

test/wal/oom.result

test/wal/oom.test.lua

test/wal/wal_mode.result