Concurrency HTTP sessions for `OtlpHttpClient`#1209

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owent wants to merge 9 commits intoopen-telemetry:mainfrom owent:cocurrency_otlp_http_session

+2,034-597

Commits on Mar 21, 2022

Commits on Mar 22, 2022

Changing the type of callback function in Export function to std::function (open-telemetry#1278 )
DebajitDas
authored