Bugfix release!
## Changelog
- Added supported runtime for .Net 4.0 to projects targeting 3.5; No longer necessary to install .Net 3.5
- Added error handling to Store app helper, fixes store apps not showing on some systems
- Added error logging to helper apps
- Show uninstall progress window in the corner of the current screen to avoid hiding uninstallers
- Don't show uninstall progress window before it's fully initialized
- Fixed drive junk scan marking parent directory as junk instead of the subdirectory; fixes bad junk scan results
- Fixed CLSID junk detection selecting InprocServer32 instead of the main key
- Fixed automatizer failing to load Castle.Core; updated packages
- Fixed universal uninstaller failing to delete directories and files in some cases
### Translations
- Merged new Arabic translation by MFM Dawdeh
- Merge Spanish translation update from Jhovany200/master
- Extracted translatable strings in Uninstall Automatizer
- Fixed some message box text not being translatable
### Misc/repo
- Update README.md
- Update CONTRIBUTING.md

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