allow docgen to be run from 7.x linux

Author: Mpdreamz

build/scripts/Commandline.fs

@@ -136,7 +136,7 @@ Execution hints can be provided anywhere on the command line
         let parsed = {
             NonInteractive = args |> List.exists (fun x -> x = "non-interactive")
             SkipTests = skipTests
-            GenDocs = (args |> List.exists (fun x -> x = "gendocs") || target = "build") && not isMono 
+            GenDocs = (args |> List.exists (fun x -> x = "gendocs") || target = "build") 
             Seed = 
                 match args |> List.tryFind (fun x -> x.StartsWith("seed:")) with
                 | Some t -> t.Replace("seed:", "")

src/CodeGeneration/DocGenerator/DocGenerator.csproj

@@ -7,6 +7,7 @@
     <VersionSuffix>alpha</VersionSuffix>
     <!-- CAC001: We dont need to set ConfigureAwait(false) here -->
     <NoWarn>NU1701,NU1605,CAC001</NoWarn>
+    <LangVersion>8.0</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="AsciiDocNet" Version="1.0.0-alpha6" />