close read/write streams on connection failure
assert read stream close immediately after conn error
Merge pull request #52 from dstokes/master

close read/write streams on connection failure
add history
Update README.md
Merge pull request #53 from eiriksm/patch-1

Update README.md
make benchmarks runnable
Merge pull request #54 from kesla/fix-benchmark

make benchmarks runnable
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