Squashed 'sdk-core/src/main/service-protocol/' changes from 1af5f12..185da8b

185da8b Extend GetState, PollInputStream and SleeEntryMessage with failure variants
98ec66e Introduce the distinction fallible journal entries/actionable journal entries (#50)
b86343b Refactor journal entry acks.

git-subtree-dir: sdk-core/src/main/service-protocol
git-subtree-split: 185da8bd37c9e606cc2853623278f5b499e7c7b1

Author: slinkydeveloper

.gitattributes

@@ -1,32 +1,2 @@
-# Compiled class file
-*.class
-
-# Log file
-*.log
-
-# BlueJ files
-*.ctxt
-
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
-
-# Package Files #
-*.jar
-*.war
-*.nar
-*.ear
-*.zip
-*.tar.gz
-*.rar
-
-# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
-hs_err_pid*
-
-# Ignore Gradle project-specific cache directory
-.gradle
-
-# Ignore Gradle build output directory
-build
-
 .idea
-*.iml
+*.iml