update version in README
update version in README
sdtwigg/rules_scala,ianoc/rules_scala,ianoc/rules_scala,bazelbuild/rules_scala,smparkes/rules_scala,sdtwigg/rules_scala,sdtwigg/rules_scala,smparkes/rules_scala,bazelbuild/rules_scala,ianoc/rules_scala,smparkes/rules_scala,bazelbuild/rules_scala