Upload: drop duplicate images and display warning in normal selector#6772

Akul-Tyagi wants to merge 1 commit intocommons-app:maincommons-app/apps-android-commons:mainfrom

Akul-Tyagi:fix/normal-selector-duplicate-warningAkul-Tyagi/apps-android-commons:fix/normal-selector-duplicate-warningCopy head branch name to clipboard