in a requirejs module, or registered in a registry, for example when an extension is loaded. This example shows a frontend comm target registered in a registry: Jupyter.notebook.kernel.comm_manager.re #3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). 115 Jupyter Notebook Documentation, Release 5.4.1 • Added a test apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file

#3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

in a requirejs module, or registered in a registry, for example when an extension is loaded. This example shows a frontend comm target registered in a registry: Jupyter.notebook.kernel.comm_manager.re #3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file

#3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

#3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

#3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

#3195). • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

in a requirejs module, or registered in a registry, for example when an extension is loaded. This example shows a frontend comm target registered in a registry: Jupyter.notebook.kernel.comm_manager.re html (PR #3271 [https://github.com/jupyter/notebook/pull/3271/]). Added alt-text to the kernel logo image in the notebook UI (PR #3228 [https://github.com/jupyter/notebook/pull/3228/]). Added a test on Travis drop 3.3 (PR #2852 [https://github.com/jupyter/notebook/pull/2852/]). Avoid base64-literals in image tests (PR #2851 [https://github.com/jupyter/notebook/pull/2851/]). Upgrade xterm.js to 2.9.2 (PR

5.6.0 • Accessibility improvements in tree.html (PR #3271). • Added alt-text to the kernel logo image in the notebook UI (PR #3228). • Added a test on Travis CI to flag if symlinks are accidentally introduced apihandlers (PR #2853). • Test python 3.6 on travis, drop 3.3 (PR #2852). • Avoid base64-literals in image tests (PR #2851). • Upgrade xterm.js to 2.9.2 (PR #2849). • Changed all python variables named file modified or by name (PR #943). • Markdown cells now support attachments. Simply drag and drop an image from your desktop to a markdown cell to add it. Unlike relative links that you enter manually, attachments

in a requirejs module, or registered in a registry, for example when an extension is loaded. This example shows a frontend comm target registered in a registry: Jupyter.notebook.kernel.comm_manager.re (PR #3271 [https://github.com/jupyter/notebook/pull/3271/]). Added alt-text to the kernel logo image in the notebook UI (PR #3228 [https://github.com/jupyter/notebook/pull/3228/]). Added a test on Travis drop 3.3 (PR #2852 [https://github.com/jupyter/notebook/pull/2852/]). Avoid base64-literals in image tests (PR #2851 [https://github.com/jupyter/notebook/pull/2851/]). Upgrade xterm.js to 2.9.2 (PR