grpc - RPC system from Google

	Commit message (Collapse)	Author	Age
*	Merge branch 'credentials_refactoring' of github.com:jboeuf/grpc into ↵	Julien Boeuf	2016-05-10
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* \|	Fixing headers.	Julien Boeuf	2016-05-10
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\| *	clang-format	Julien Boeuf	2016-05-10
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*	Refactoring the core security code.	Julien Boeuf	2016-05-04
	As opposed to a flat directory, we now have the following structure: - security -context - credentials - composite - fake - google_default - iam - jwt - oauth2 - plugin - ssl - transport - util We have not refactored the test code yet but this PR is already large enough...