Land rapid7#8745, bump rex-core, reverting threadsafe select changes

pbarry-r7 · pbarry-r7 · commit 1fa0df603971 · 2017-07-21T10:17:44.000-05:00
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -256,7 +256,7 @@ GEM
       rex-core
       rex-struct2
       rex-text
-    rex-core (0.1.11)
+    rex-core (0.1.12)
     rex-encoder (0.1.4)
       metasm
       rex-arch
