Added new rule for non private query fields.

Sample rules/X++/NonPrivateQueryFields.xq

@@ -0,0 +1,19 @@
+(: Copyright (c) Microsoft Corporation.
+   Licensed under the MIT license. :)
+
+(: Find references to query fields that are not private. Query fields
+   cannot be addressed from outside, since it is not possible to derive
+   from queries ir access query fields from outside the query. 
+:)
+(: @Language Xpp :)
+(: @Category Informational :)
+
+<NonPrivateQueryFields>
+{
+    for $query in /Query
+    for $field in $query/Class/FieldDeclaration[@IsPrivate='false']
+    return <NonPrivateQueryFields Field='{$field/@Name}'  Artifact='{$query/@Artifact}' 
+                StartLine='{$field/@StartLine}' EndLine='{$field/@EndLine}'
+                StarCol='{$field/@StartCol}' EndCol='{$field/@EndCol}'/> 
+}
+</NonPrivateQueryFields>

tools/Explorer/Properties/Settings.Designer.cs

@@ -12,7 +12,7 @@ namespace XppReasoningWpf.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "15.9.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.8.1.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));

tools/Explorer/Socratex Explorer.netcore.csproj

@@ -85,4 +85,17 @@
   <ItemGroup>
     <ProjectReference Include="..\BaseXInterface\BaseXInterface.netcore.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <Compile Update="Properties\Settings.Designer.cs">
+      <DesignTimeSharedInput>True</DesignTimeSharedInput>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Settings.settings</DependentUpon>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Update="Properties\Settings.settings">
+      <Generator>SettingsSingleFileGenerator</Generator>
+      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    </None>
+  </ItemGroup>
 </Project>