[Checkins] [zopefoundation/Zope] 3c56da: Fix manage_edit of File (#312)

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: 3c56da927fdb84193856a9492023f973fd96237a
      https://github.com/zopefoundation/Zope/commit/3c56da927fdb84193856a9492023f973fd96237a
  Author: Michael Howitz <mh at gocept.com>
  Date:   2018-10-02 (Tue, 02 Oct 2018)

  Changed paths:
    M CHANGES.rst
    M docs/WHATSNEW.rst
    M src/OFS/Image.py
    M src/OFS/dtml/fileEdit.dtml
    M src/OFS/tests/testFileAndImage.py
    M src/ZPublisher/HTTPRequest.py

  Log Message:
  -----------
  Fix manage_edit of File (#312)

re #240:

* Ensure working file upload.
* Render the file content in textarea if it can be decoded.
* Edit content of text file with Python 3.
* Add changelog and documentation.



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