Enable parallel build in travis

diff --git a/.travis.yml b/.travis.yml
index 6d93031457bb830514206b481590c6fc0b98c0ab..7885ad6a15dac1b9db43a76a47c5bececfc85227 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ language: java
 jdk:
   - oraclejdk8
 
-script: mvn clean install -e -B
+script: mvn clean install -e -B -T0.5C -DforkCount=0.5C
 
 install: true