Debounce refresh function to prevent pristine locking issues

Dependencies

• [2] BIEL6Z5J Update resource groups to use custom interface
• [*] B4SKYP3Y Add repository model and add steps to initialize it
• [*] YUVLBWV3 Populate resource groups for unrecorded and untracked changes

Change contents

• edit in src/repository.ts at line 5
  [2.184]

  [4.178]
  + import { debounce } from './utils/decoratorUtils';
• edit in src/repository.ts at line 138
  [5.242]

  [5.242]
  + @debounce(500)