Bump metro@0.49.1

Summary: galavant-fistbump

Reviewed By: jeanlauliac

Differential Revision: D13027247

fbshipit-source-id: 3635527b6c745111b26d9f61666c30e696b04526

package.json

@@ -171,10 +171,10 @@
     "graceful-fs": "^4.1.3",
     "inquirer": "^3.0.6",
     "lodash": "^4.17.5",
-    "metro": "^0.49.0",
-    "metro-babel-register": "^0.49.0",
-    "metro-core": "^0.49.0",
-    "metro-memory-fs": "^0.49.0",
+    "metro": "^0.49.1",
+    "metro-babel-register": "^0.49.1",
+    "metro-core": "^0.49.1",
+    "metro-memory-fs": "^0.49.1",
     "mime": "^1.3.4",
     "minimist": "^1.2.0",
     "mkdirp": "^0.5.1",