update travis

Author: diana-derose

.travis.yml

@@ -9,3 +9,5 @@ jdk:
   - oraclejdk8
   - openjdk7
 script: mvn clean verify
+after_success:
+  - mvn clean test org.jacoco:jacoco-maven-plugin:report org.eluder.coveralls:coveralls-maven-plugin:report

pom.xml

@@ -24,6 +24,7 @@
         </repository>
     </repositories>
     <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <javadocExecutable>${java.home}/../bin/javadoc</javadocExecutable>
     </properties>
     <dependencies>