Version 1.3 | A great complementary update 🚀

Changes:

• Added a check for the presence of xdelta3.exe
• Added version information to the app title
• Added a check for the presence of a file by color
• Added the license text to the code
• Added a check for the GitHub icon, if the default browser is not checked
• Text with information about the authors now has a different font and is written in the center
• Changed the font for text fields
• xdelta3.exe replaced with a different build, not a build for Jetpack Downgrader
• Other edits