Bump tinymce from 4.7.4 to 5.6.0

[dependabot]

Bumps tinymce from 4.7.4 to 5.6.0.

Changelog

Sourced from tinymce's changelog.

Version 5.6.2 (2020-12-08) Fixed a UI rendering regression when the document body is using display: flex #TINY-6783 Version 5.6.1 (2020-11-25) Fixed the mceTableRowType and mceTableCellType commands were not firing the newCell event #TINY-6692 Fixed the HTML5 s element was not recognized when editing or clearing text formatting #TINY-6681 Fixed an issue where copying and pasting table columns resulted in invalid HTML when using colgroups #TINY-6684 Fixed an issue where the toolbar would render with the wrong width for inline editors in some situations #TINY-6683 Version 5.6.0 (2020-11-18) Added new BeforeOpenNotification and OpenNotification events which allow internal notifications to be captured and modified before display #TINY-6528 Added support for block and unblock methods on inline dialogs #TINY-6487 Added new TableModified event which is fired whenever changes are made to a table #TINY-6629 Added new images_file_types setting to determine which image file formats will be automatically processed into img tags on paste when using the paste plugin #TINY-6306 Added support for images_file_types setting in the image file uploader to determine which image file extensions are valid for upload #TINY-6224 Added new format_empty_lines setting to control if empty lines are formatted in a ranged selection #TINY-6483 Added template support to the autocompleter for customizing the autocompleter items #TINY-6505 Added new user interface enable, disable, and isDisabled methods #TINY-6397 Added new closest formatter API to get the closest matching selection format from a set of formats #TINY-6479 Added new emojiimages emoticons database that uses the twemoji CDN by default #TINY-6021 Added new emoticons_database setting to configure which emoji database to use #TINY-6021 Added new name field to the style_formats setting object to enable specifying a name for the format #TINY-4239 Changed readonly mode to allow hyperlinks to be clickable #TINY-6248 Fixed the change event not firing after a successful image upload #TINY-6586 Fixed the type signature for the entity_encoding setting not accepting delimited lists #TINY-6648 Fixed layout issues when empty tr elements were incorrectly removed from tables #TINY-4679 Fixed image file extensions lost when uploading an image with an alternative extension, such as .jfif #TINY-6622 Fixed a security issue where URLs in attributes weren't correctly sanitized #TINY-6518 Fixed DOMUtils.getParents incorrectly including the shadow root in the array of elements returned #TINY-6540 Fixed an issue where the root document could be scrolled while an editor dialog was open inside a shadow root #TINY-6363 Fixed getContent with text format returning a new line when the editor is empty #TINY-6281 Fixed table column and row resizers not respecting the data-mce-resize attribute #TINY-6600 Fixed inserting a table via the mceInsertTable command incorrectly creating 2 undo levels #TINY-6656 Fixed nested tables with colgroup elements incorrectly always resizing the inner table #TINY-6623 Fixed the visualchars plugin causing the editor to steal focus when initialized #TINY-6282 Fixed fullpage plugin altering text content in editor.getContent() #TINY-6541 Fixed fullscreen plugin not working correctly with multiple editors and shadow DOM #TINY-6280 Fixed font size keywords such as medium not displaying correctly in font size menus #TINY-6291 Fixed an issue where some attributes in table cells were not copied over to new rows or columns #TINY-6485 Fixed incorrectly removing formatting on adjacent spaces when removing formatting on a ranged selection #TINY-6268 Fixed the Cut menu item not working in the latest version of Mozilla Firefox #TINY-6615 Fixed some incorrect types in the new TypeScript declaration file #TINY-6413 Fixed a regression where a fake offscreen selection element was incorrectly created for the editor root node #TINY-6555 Fixed an issue where menus would incorrectly collapse in small containers #TINY-3321 Fixed an issue where only one table column at a time could be converted to a header #TINY-6326 Fixed some minor memory leaks that prevented garbage collection for editor instances #TINY-6570 Fixed resizing a responsive table not working when using the column resize handles #TINY-6601 Fixed incorrectly calculating table col widths when resizing responsive tables #TINY-6646 Fixed an issue where spaces were not preserved in pre-blocks when getting text content #TINY-6448 Fixed a regression that caused the selection to be difficult to see in tables with backgrounds #TINY-6495 Fixed content pasted multiple times in the editor when using Microsoft Internet Explorer 11. Patch contributed by mattford #GH-4905 Version 5.5.1 (2020-10-01)

... (truncated)

Commits

• 933ded7 Added version 5.6.0 release.
• a436d25 Added version 5.5.1 release.
• a2c91ba Added version 5.5.0 release.
• 71197b6 Added version 5.4.2 release.
• 940fdcf Added version 5.4.1 release.
• aa17e50 Added version 5.4.0 release.
• d61fb3a Added version 5.3.2 release.
• 680aa99 Added version 5.3.1 release.
• 5831401 Added version 5.3.0 release.
• a9e4928 Added version 5.2.2 release.
• Additional commits viewable in compare view

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[dependabot]

Superseded by #139.