Hex editor view rewrite, flathub release

Changelog

Additions

• Rewrite the entire Hex Editor View
  • The Editor now supports displaying data in various different ways. For example it can combine 4 bytes into one cell and display it as floating point number, or 2 bytes into a signed integer
  • Added setting to change color and transparency of selection
  • Added much better tooltips for Patterns and Bookmarks
    • Hold SHIFT for more information
  • Improved popups for find, goto, base address setting and byte insertion
  • Greatly improved search speed and efficiency
  • Fixed hex view not scrolling when moving the cursor off screen
  • Fixed many inconsistencies
• Added support for custom languages for the Wikipedia terms searcher. Thanks to @xtexChooser
• Added bit invert option to data inspector
• Added bool, DOS Date and DOS Time decoder to data inspector

Pattern Language

• Added addressof($) to get the data base address and sizeof($) to get the data size
• Make bitfields be more on-par with structs and allow conditionals to be used in there
• Added support for while-sized paddings
• Fixed pattern language errors not being displayed in the console correctly
• Fixed MIME pragma not working correctly
• Fixed including files that include other files themselves

Improvements

• Added ImHex to FlatHub. Thanks a lot to @Mailaender
• Fixed various issues with the AppImage. Thanks a lot to @iTrooz
  • Opening the file browser still crashes the AppImage, drag-n-drop your files onto ImHex to open them

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