Added application settings and basic filewatcher.

src/ipc.types.js

@@ -0,0 +1,11 @@
+exports.default = {
+  test: {
+    start: "test-start",
+  },
+  filewatcher: {
+    start: "filewatcher__start",
+    startSuccess: "filewatcher__start-success",
+    startFailure: "filewatcher__start-failure",
+    stop: "filewatcher__stop",
+  },
+};