Added javadoc:javadoc -Ddoclint=all; note this will not fail if a
public element is missing a Javadoc.
diff --git a/.travis.yml b/.travis.yml
index 19e13bf..09ef4cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,4 +32,4 @@
   - mvn
 
 after_success:
-  - mvn clean test jacoco:report coveralls:report -Ptravis-jacoco
+  - mvn clean test jacoco:report coveralls:report -Ptravis-jacoco javadoc:javadoc -Ddoclint=all