Rework solution structure to allow more types of library projects (#196)

* Rename avalonia & wpf samples

* Rename rest of samples

* fix sample readme

* Fix compat util tests

* rename / move all src projects

* remove package lock files and move libC# again

* Add rust lib and cargo workspace

* Replace locksmith lib with new filelocksmith-rs library

* Deprecated type

* fix setup compile

* Use thiserror for error handling

* Rename some enums and formatting

* Add missing SHA256

* wip c++ library

* cpp wip

* alphabetize readme

* Try to get build working again

* Fix some conditionally compiled bits

* cross config should be in workspace root

* Fix PathHelper for new rust target dir

* Missed one old path to velopack.csproj

* remove obsolete coverage code

* testawareapp.exe no longer exists

src/Directory.Build.props

@@ -20,10 +20,10 @@
     <HttpNuGetCache>$(LocalAppData)\NuGet\v3-cache</HttpNuGetCache>
     <CleanHttpNuGetCacheOnPack Condition="'$(CleanHttpNuGetCacheOnPack)' == ''">true</CleanHttpNuGetCacheOnPack>
     <NuGetCache>$(UserProfile)\.nuget\packages</NuGetCache>
-    <RestorePackagesWithLockFile>true</RestorePackagesWithLockFile>
+    <RestorePackagesWithLockFile>false</RestorePackagesWithLockFile>
 
     <SignAssembly>true</SignAssembly>
-    <AssemblyOriginatorKeyFile>..\..\Velopack.snk</AssemblyOriginatorKeyFile>
+    <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)..\Velopack.snk</AssemblyOriginatorKeyFile>
     <LangVersion>latest</LangVersion>
   </PropertyGroup>