Fixed version grep.

Author: majusko

.travis.yml

@@ -4,8 +4,7 @@ jdk:
 dist: trusty
 before_deploy:
 - mvn help:evaluate -N -Dexpression=project.version|grep -v '\['
-- export project_version=$(mvn help:evaluate -N -Dexpression=project.version|grep
-  -v '\[')
+- export project_version=$(mvn help:evaluate -N -Dexpression=project.version|grep -v '\[')
 after_success:
 - bash <(curl -s https://codecov.io/bash)
 script: