Remove deprecated circleci keys

alexfmpe · alexfmpe · commit cf3dc6f4a184 · 2018-04-18T13:47:40.000+01:00
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -1,9 +1,7 @@
 version: 2
 jobs:
   build:
-    machine:
-      java:
-        version: oraclejdk8
+    machine: true
 
     steps:
       - checkout
