grpc - RPC system from Google

	Commit message (Collapse)	Author	Age
*	Change the census metadata keys. Both census keys must be binary keys ↵	Bogdan Drutu	2016-02-08
\| \| \| \|	because of the encoding.
*	Address comments: revert all changes except adding two new metadata keys	Hongyu Chen	2015-12-10
\| \| \| \|	"census" and "census-bin"
*	Census tags propagation.	Hongyu Chen	2015-12-02
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*	Remove metadata context entirely	Craig Tiller	2015-11-20
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*	Remove metadata context from the channel stack	Craig Tiller	2015-11-19
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*	Add compression algorithms to static metadata	Craig Tiller	2015-11-19
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*	Add commentary	Craig Tiller	2015-11-19
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*	More const	Craig Tiller	2015-11-18
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*	Static metadata declarations	Craig Tiller	2015-11-18