Keka v1.2.0-dev.3417

This is a very early stage version that may contain severe bugs, use only for testing. Use at your own risk.

Please focus on the new queue system and report anything you find 🐞 in the issue #21. Anything else report it in the Issues section.

All the changes in this revision:

• New, much improved and customizable queue system #21
• Reduced time spent on quick operations
• Inherit quarantine from downloaded files (Thanks to @alvarnell) #176
• Enhanced password security when using p7zip
• Added MSI to supported extraction list