Add gradle.properties sonatypeuserName to avoid no such property:

jpdark007 · jpdark007 · commit 0fd54f7c276d · 2016-02-15T12:08:43.000+01:00
sonatypeUserName
diff --git a/gradle.properties b/gradle.properties
@@ -0,0 +1,2 @@
+sonatypeUsername=
+sonatypePassword=
