Pick up setUpGlobals.js change from facebook@bccc92d#diff-3d750d038ea035cc40dd893c3a39e315 (#83)

Author: ahimberg

Libraries/Core/setUpGlobals.js

@@ -21,6 +21,10 @@ if (global.window === undefined) {
   global.window = global;
 }
 
+if (global.self === undefined) {
+  global.self = global;
+}
+
 // Set up process
 global.process = global.process || {};
 global.process.env = global.process.env || {};