Increment sbt to 0.13.17

ashawley · ashawley · commit b283e4243ddd · 2018-01-31T15:10:24.000-05:00
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.16
+sbt.version=0.13.17
