WebIDE: Able to stage and commit an empty change.
Summary
In the Web IDE, following a certain sequence of steps, it is possible to stage and commit an empty change. This should not be allowed.
Steps to reproduce
- Add some content to a file, say a word
hello
toREADME.md
. - Stage all changes.
- Revert the content you added by manually deleting the added text. (Delete the word
hello
.) - Stage all changes.