Zero Install for Windows 2.15 released

Version 2.15 of the Windows version of Zero Install has been released.
Changes since 2.13 include:

Dependency solver improvements:
* Support <executable-in-*> in <command>s
* Treat network problems as warnings instead of critical errors
* Find more solutions using dependency order permutation and width search
* Do not remove rejected optional dependencies from Selections document
* Improved candidate sorting to matching behavior of OCaml/Linux version of
Zero Install
* Propagate unknown XML attributes and elements in Feeds through to
Selections

Support for <file executable="true" ...> 

Windows native dependencies:
* Detect Java 9 and 10 (http://repo.roscidus.com/java/openjdk-jre)
* Detect .NET Framework 4.7 and 4.7.1
(http://repo.roscidus.com/dotnet/framework)
* Detect Windows PowerShell (http://repo.roscidus.com/powershell/windows)

Misc tweaks:
* Show warning when TLS 1.2 support is not available due to missing Windows
updates
* Prevent multiple self-update prompts appearing simultaneously
* Prevent multiple background update checks for same feed starting
simultaneously
* Prevent background update checks from keeping lock on the working
directory

Bug fixes:
* Stopped expanding environment variables in user-specified arguments
* Fixed handling of executable bits on hardlinked elements in TAR archive
* Fixed race condition in icon cache (may have caused icons in app catalog
to be switched)
* Fixed "stack smashing" error on Mono

Developer improvements:
* Split Git repository into platform-agnostic part (Zero Install .NET) and
Windows-specific part (Zero Install for Windows)
* .NET Standard 2.0 support to NuGet Packages
* Introduced C# 7 features and switched to SDK-style MSBuild project files
* Use AppVeyor for CI builds

Existing installations can be updated from the main GUI by clicking on the
yellow update notice.
You can also trigger an immediate update using the command line: 0install
self-update
For new installations please download here: https://0install.de/downloads/


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