Updated jsondiffpatch 0.1.31 usages to v0.3.11, see https://github.com/phetsims/sherpa/issues/74
Updated jsondiffpatch 0.1.31 usages to v0.3.11, see https://github.com/phetsims/sherpa/issues/74

phetsims/tandem,phetsims/tandem,phetsims/tandem