Add missing commands for coverage.

izmailoff · izmailoff · commit 4ba15b65934a · 2018-01-16T20:36:38.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,5 +4,9 @@ scala:
 jdk:
   - oraclejdk8
 
-script: "sbt clean coverage test"
-after_success: "sbt coveralls"
+script:
+    - sbt clean coverage test coverageReport &&
+      sbt coverageAggregate
+after_success:
+    - sbt coveralls
+
