Merge pull request #974 from sozu-proxy/devel/fdubois/fix/pem-parsing #1886

Job	Run time
Build documentation	4m 11s
Docker build and push to Docker Hub	14m 48s
Coverage	7m 49s
Test (false, stable)	4m 26s
Test (false, beta)	6m 0s
Test (nightly, true)	4m 41s
	41m 55s

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