Refactor electron exports to keep module list in separate files

lib/common/api/module-list.js

@@ -0,0 +1,12 @@
+// Common modules, please sort alphabetically
+module.exports = [
+  {name: 'clipboard', file: 'clipboard'},
+  {name: 'crashReporter', file: 'crash-reporter'},
+  {name: 'nativeImage', file: 'native-image'},
+  {name: 'shell', file: 'shell'},
+  // The internal modules, invisible unless you know their names.
+  {name: 'CallbacksRegistry', file: 'callbacks-registry', private: true},
+  {name: 'deprecate', file: 'deprecate', private: true},
+  {name: 'deprecations', file: 'deprecations', private: true},
+  {name: 'isPromise', file: 'is-promise', private: true}
+]