Extend device plugin metadata to include supported devices

Summary: Plugin metadata format extended to include type of each plugin (client / device) and list of supported devices (android/ios/..., emulator/physical, etc). This will allow to detect plugins supported by device even if they are not installed and only available on Marketplace.

Reviewed By: mweststrate

Differential Revision: D26073531

fbshipit-source-id: e331f1be1af1046cd4220a286a1d52378c26cc53

desktop/app/src/dispatcher/__tests__/plugins.node.tsx

@@ -41,6 +41,7 @@ const sampleInstalledPluginDetails: InstalledPluginDetails = {
   name: 'other Name',
   version: '1.0.0',
   specVersion: 2,
+  pluginType: 'client',
   main: 'dist/bundle.js',
   source: 'src/index.js',
   id: 'Sample',