First cut at label file generation

Some debuggers allow you to import a list of labels for addresses.
This adds a command that generates a file full of labels in a
specific format.  Currently the VICE monitor format is supported.

(issue #151)

SourceGen/SourceGen.csproj

@@ -79,6 +79,7 @@
     <Compile Include="DailyTips.cs" />
     <Compile Include="Exporter.cs" />
     <Compile Include="FormattedOperandCache.cs" />
+    <Compile Include="LabelFileGenerator.cs" />
     <Compile Include="LocalVariableLookup.cs" />
     <Compile Include="MessageList.cs" />
     <Compile Include="Sgec.cs" />
@@ -188,6 +189,9 @@
     <Compile Include="WpfGui\FormatAddressTable.xaml.cs">
       <DependentUpon>FormatAddressTable.xaml</DependentUpon>
     </Compile>
+    <Compile Include="WpfGui\GenerateLabels.xaml.cs">
+      <DependentUpon>GenerateLabels.xaml</DependentUpon>
+    </Compile>
     <Compile Include="WpfGui\GotoBox.xaml.cs">
       <DependentUpon>GotoBox.xaml</DependentUpon>
     </Compile>
@@ -413,6 +417,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="WpfGui\GenerateLabels.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="WpfGui\GotoBox.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -495,4 +503,4 @@
     <Resource Include="Res\RedX.png" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-</Project>
+</Project>