• Inline spell checker moved caret after current misspelled word, if user entered character at the beginning of the word.
• Couple of Copy+Paste operations for same selection produced not necessary style tags (added new tags inside)
• CurlyUnderlineImageFilePath could not contain spaces, apostrophes and parenthesis (no image was shown in that case)
• The Editor was read only sometimes on Windows Server 2008 R2 x64 through Terminal Services

Simply replace old DLL with new DLL if you are upgrading from previous version.