Merge pull request mu-editor#1844 from mu-editor/ipython_genutils

Depend on `ipython_genutils` to fix issue with missing `ipykernel` dependency

Final update to CHANGES

Changelog and version bump for beta-4.

Update CHANGES to reflect new status of space-in-path issue.

Changes and Readme updates for 1.1.0-beta.1

Update version number, copyright year in docs and changelog for new r…

…elease.

Revert updated iPython/qconsole versions.

Fixes for Darwin related environment encoding problem and failure to …

…stop web server.

Merge branch 'tmontes-fix-editor-margin-connect-test'

Merge pull request mu-editor#739 from mu-editor/remember-path

File dialog will remember path last used.