grpc - RPC system from Google

	Commit message (Collapse)	Author	Age
*	Revert "Revert "Add OAuth2 protocol in GRPCClient""	Muxi Yan	2017-08-14
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*	Revert "Add OAuth2 protocol in GRPCClient"	Muxi Yan	2017-08-04
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*	Move OAuth2 provider to GRPCCall+OAuth2	Muxi Yan	2017-07-27
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*	auto-fix most of licenses	Jan Tattermusch	2017-06-08
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*	Turn allResponseMetadata into Headers and Trailers	Jorge Canizales	2015-08-12
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*	Rename responseMetadata -> allResponseMetadata	Jorge Canizales	2015-08-12
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*	Rename requestMetadata -> requestHeaders	Jorge Canizales	2015-08-12
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*	Rename oauth2_lowerCamel -> oauth2UpperCamel	Jorge Canizales	2015-08-07
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*	Add OAuth2 headers category to GRPCCall	Jorge Canizales	2015-08-06