Metro and Babel upgraded

Summary:
Upgraded Metro to 0.65.2 which contains the fix for regression which blocked us previously (https://github.com/facebook/metro/issues/641).
Also upgraded Babel to the latest available versions as anyway most of its packages were upgraded together with Metro.

Reviewed By: passy

Differential Revision: D26777168

fbshipit-source-id: f325e0ba46a95e15605a7b15a793d714b1027061

desktop/patches/metro+0.65.2.patch

@@ -1,13 +1,13 @@
 diff --git a/node_modules/metro/src/lib/getPreludeCode.js b/node_modules/metro/src/lib/getPreludeCode.js
-index 476319e..c1cd920 100644
+index f73c6ec..fc313ec 100644
 --- a/node_modules/metro/src/lib/getPreludeCode.js
 +++ b/node_modules/metro/src/lib/getPreludeCode.js
-@@ -57,7 +57,7 @@ function getPreludeCode(_ref) {
+@@ -14,7 +14,7 @@ function getPreludeCode({ extraVars, isDev, globalPrefix }) {
      "__BUNDLE_START_TIME__=this.nativePerformanceNow?nativePerformanceNow():Date.now()",
-     `__DEV__=${String(isDev)}`
-   ].concat(_toConsumableArray(formatExtraVars(extraVars)), [
+     `__DEV__=${String(isDev)}`,
+     ...formatExtraVars(extraVars),
 -    "process=this.process||{}",
 +    "process=process||this.process||global.process||{}",
      `__METRO_GLOBAL_PREFIX__='${globalPrefix}'`
-   ]);
+   ];
    return `var ${vars.join(",")};${processEnv(

desktop/patches/metro-runtime+0.65.2.patch

@@ -1,8 +1,8 @@
 diff --git a/node_modules/metro-runtime/src/polyfills/require.js b/node_modules/metro-runtime/src/polyfills/require.js
-index 8b086a6..42dee53 100644
+index f9bb647..d918aa1 100644
 --- a/node_modules/metro-runtime/src/polyfills/require.js
 +++ b/node_modules/metro-runtime/src/polyfills/require.js
-@@ -114,11 +114,6 @@ function metroRequire(moduleId) {
+@@ -113,11 +113,6 @@ function metroRequire(moduleId) {
          .map(id => (modules[id] ? modules[id].verboseName : "[unknown]")); // We want to show A -> B -> A:
  
        cycle.push(cycle[0]);