[minor] add default fswatch profiles for darwin/windows, currently empty

modules/fswatch/fswatch_profile_darwin.go

@@ -0,0 +1,11 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+// Contributor: Aaron Meihm ameihm@mozilla.com [:alm]
+
+package fswatch /* import "mig.ninja/mig/modules/fswatch" */
+
+var localFsWatchProfile = profile{
+	entries: []profileEntry{},
+}

modules/fswatch/fswatch_profile_windows.go

@@ -0,0 +1,11 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+//
+// Contributor: Aaron Meihm ameihm@mozilla.com [:alm]
+
+package fswatch /* import "mig.ninja/mig/modules/fswatch" */
+
+var localFsWatchProfile = profile{
+	entries: []profileEntry{},
+}