use local jastadd lib

jastadd-mquat-base/build.gradle

@@ -97,6 +97,11 @@ jastadd {
     configureModuleBuild()
     modules "jastadd_modules"
 
+    project.generateJava {
+        classpath = files("libs/jastadd2.jar")
+        main = 'org.jastadd.JastAdd'
+    }
+
     module = "expressions"
 
     extraJastAddOptions = ['--cache=none']