Mute javadoc lint warnings during build
diff --git a/accord-core/build.gradle b/accord-core/build.gradle
index f27a98b..7db65e9 100644
--- a/accord-core/build.gradle
+++ b/accord-core/build.gradle
@@ -86,3 +86,9 @@
     }
 }
 
+tasks {
+    javadoc {
+        options { addStringOption("Xdoclint:none", "-quiet") }
+    }
+}
+