v1.x-1.3.1

What's Changed

• Issue #92: Update TinyMCE to version 7.0.1 by @indigoxela in #93
• Issue #94: Add SVG support for drag-and-drop upload by @indigoxela in #95

Note that the SVG upload is only supported as of Backdrop core 1.28.0.

Full Changelog: 1.x-1.3.0...1.x-1.3.1