Move flipper-server client to flipper-frontend-core

Summary: ^

Reviewed By: aigoncharov

Differential Revision: D36410944

fbshipit-source-id: 2adb5904cd0f5f15d08be22c611d6774e7533f94

desktop/flipper-frontend-core/src/index.tsx

@@ -14,3 +14,4 @@ export {default as BaseDevice} from './devices/BaseDevice';
 export * from './globalObject';
 export * from './plugins';
 export * from './flipperLibImplementation';
+export * from './client/FlipperServerClient';