README.md in guard-reek-1.1.0 vs README.md in guard-reek-1.2.0

@@ -52,9 +52,12 @@
 ### Available Options
 
 ```
 all_on_start: true     # Check all files at Guard startup.
                        #   default: true
+all: 'app lib spec'    # What to run when running all
+                       # An array or string is acceptable.
+                       #   default: *
 cli: '--single-line'   # Pass arbitrary reek CLI arguments.
                        # An array or string is acceptable.
                        #   default: nil
 run_all: true          # Check all files on "Enter"
                        #   default: true