Features and bug fixes

New

• Added MD5, SHA-1/256/384/512 checksum conversion functions.
• Added Base64 encoding/decoding functions.
• Added functions to support Markdown task manipulation.
• Added spell checker.
• Added number of spelling errors to document statistics.

Changes

• Changed editor margins for improved readability.
• Improved accuracy of the list of translatable files.
• Added application to the open desktop WordProcessor category.
• Improved layout of function buttons.
• Enhanced built-in, insertable HTML/XML tag regular expressions.
• Moved "Create Custom Action..." button from action list to the right of the search field in the sidebar.
• Removed Accounts permissions from Flatpak manifest as it is no longer needed.

Bug Fixes

• Fixed XML indentation functionality.
• Removed extraneous debug output when running in terminal.
• Fixed issue where changing function menu options did not properly save the state.
• Fixed issues with favoriting/unfavoriting actions.
• Fixed action search to include custom actions.
• Fixed issue with loading favorited custom actions.
• Fixed UI issues with custom sidebar.
• Fixed issues with converting lower/upper case of Unicode characters.