Merge remote-tracking branch 'origin/master'

Author: Alexander Furer

README.adoc

@@ -9,7 +9,7 @@ endif::[]
 :toc:
 
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+image:https://travis-ci.com/LogNet/grpc-spring-boot-starter.svg?branch=master["Build Status", link="https://travis-ci.com/LogNet/grpc-spring-boot-starter"]
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