flat badges
don't publish perf/ to npm
small perf improvement for `copy`
improve perf tests

more consistent, added uint8array as comparison to all tests
remove duplicate perf tests
fix perf test paths
don't bundle during prepublish
test style
fix browser perf command
add test: convert to Uint8Array in modern browsers
fix bug in tests
update node perf test results
exclude node buffer from one buffer perf test
README: Update perf results & add firefox, safari
buf.constructor = Buffer

Change made for
https://github.com/hapijs/qs/issues/39#issuecomment-60427477
2.8.0