Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) 64 Chapter 5. Changelog Jupyter Notebook Documentation, Release double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

Fixes to improve web accessibility (PR #3507) – There is more to do on this! See #1801. • Fixed color contrast issue in tree.less (PR #3336) • Allow cancelling upload of large files (PR #3373) • Don’t double-escaping of the base URL prefix • Handle invalid unicode filenames more gracefully • Fix ANSI color-processing • Send keepalive messages for web terminals • Fix bugs in the notebook tour UI changes:

There is more to do on this! See #1801 [https://github.com/jupyter/notebook/issues/1801/]. Fixed color contrast issue in tree.less (PR #3336 [https://github.com/jupyter/notebook/pull/3336/]) Allow cancelling double-escaping of the base URL prefix Handle invalid unicode filenames more gracefully Fix ANSI color-processing Send keepalive messages for web terminals Fix bugs in the notebook tour UI changes: Moved