grpc - RPC system from Google

	Commit message (Collapse)	Author	Age
*	update copyrights	Jan Tattermusch	2016-02-18
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*	rename Preconditions to GrpcPreconditions	Jan Tattermusch	2016-02-18
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*	Merge remote-tracking branch 'upstream/master' into csharp_upgrade_to_proto3	Jan Tattermusch	2015-08-26
\|\ \| \| \| \| \| \| \| \|	Conflicts: src/csharp/Grpc.IntegrationTesting/InteropClient.cs
\| *	polishing public docs	Jan Tattermusch	2015-08-24
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* \|	migrated code to proto3	Jan Tattermusch	2015-08-08
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*	regenerated code and fixed inconsistencies	Jan Tattermusch	2015-07-21
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*	C# health checking support	Jan Tattermusch	2015-07-15