update gradle version

9f8ff47c · Fred Eisele · e066fc89 · 9f8ff47c · 9f8ff47c
Commit 9f8ff47c authored Sep 14, 2018 by Fred Eisele
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ import org.babeloff.plugins.antlr.Antlr4Task

 // apply from: 'gradle/foo.gradle'

-apply plugin: 'java-library'
+apply plugin: 'java'
 apply plugin: 'maven'

 apply plugin: 'idea'

--- a/gradle/wrapper/gradle-wrapper.jar
+++ b/gradle/wrapper/gradle-wrapper.jar