Revert sbt from 1.3.0

ucbjrl · ucbjrl · commit 93a890ed48bc · 2019-09-20T14:22:44.000-07:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.0
+sbt.version=1.2.7
