Add sourceCompatibility for java 8

diff --git a/build.gradle b/build.gradle
index 9ab867816caa4b2d42430483593fa7d13e2053f7..2731dd95ae85a01352eaa82e89a39eb0b913634a 100644 (file)
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,8 @@
 apply plugin: 'java'
 apply plugin: 'application'
 
+sourceCompatibility = "1.8";
+
 mainClassName = 'cli.Main'
 
 repositories {