3.17.0-alpha013

Added Add MonoAndroid44 moniker - #1897
Notified about missing libs will only be shown on direct packages (too many false positives)
BUGFIX: Do not copy ref files to output dir - #1895
BUGFIX: Scan group folder for packages
BUGFIX: Better NuGet V3 API and async caching - #1892
BUGFIX: Resolving .net standard depedencies for net46 - #1883
BUGFIX: Change project file condition handling to be case-insensitive - #1890