Update to Shapeshifter specification version 3.1.0#162

tomwetjens merged 2 commits intoshapeshifter:mainshapeshifter/shapeshifter-library-java:mainfrom

tomwetjens:update-to-spec-3.1.0tomwetjens/shapeshifter-library:update-to-spec-3.1.0Copy head branch name to clipboard