Drop source from package; this causes problems for Nullable

Author: nblumhardt

Build.ps1

@@ -21,9 +21,9 @@ foreach ($src in ls src/*) {
     echo "build: Packaging project in $src"
 
     if ($suffix) {
-        & dotnet pack -c Release -o ..\..\artifacts --version-suffix=$suffix --include-source
+        & dotnet pack -c Release -o ..\..\artifacts --version-suffix=$suffix
     } else {
-        & dotnet pack -c Release -o ..\..\artifacts --include-source
+        & dotnet pack -c Release -o ..\..\artifacts
     }
 
     if($LASTEXITCODE -ne 0) { exit 1 }    

seq-extensions-logging.sln

@@ -1,5 +1,4 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
+Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.29326.143
 MinimumVisualStudioVersion = 10.0.40219.1