Release 0.58.0

🚀 Enhancement

• #267 Addition of a loading indicator when the editor has not yet fully loaded (@elpoelma)
• #264 Ember upgrade to v3.28 and others (@benjay10)
• #266 Rework styling of mark-highlight-manual and codelist highlight (@Dietr)
• #263 Remove dummy Say theming (@benjay10)
• #265 Successful package upgrades (@benjay10)

🐛 Bug Fix

• #272 rework backspace rdfa plugin to avoid some ts issues (@nvdk)

🏠 Internal

• #268 Addition of the shiftedVisually method which determines a new position based on an existing position and a number of visual steps. (@elpoelma)

Committers: 4

• Ben (@benjay10)
• Dieter Peirs (@Dietr)
• Elena Poelman (@elpoelma)
• Niels V (@nvdk)