Add file guid in output

1. Add file guid in output
2. Clarify that it has no dependencies on macOS

Fix keybinding conflict

Change shortcut key from Ctrl+Shift+F to Ctrl+Alt+Shift+F to solve keybinding conflict.

Ctrl+Shift+F is already used by Unity builtin GameObject | Align With View.

First release

Feature

1. It's super fast on macOS and Windows if using SSD.
2. Show searching progress, max waiting time is 300s.
3. Show every reference in Console and you can click message to select object.
4. Show result in warning and summarize all references.