Frontend.Console: fix crash related to SharpRaven

Probably this bug was only happening on windows:

Unhandled Exception: System.IO.FileNotFoundException: Could not load
file or assembly 'SharpRaven, Version=2.4.0.0, Culture=neutral,
PublicKeyToken=null' or one of its dependencies.
The system cannot find the file specified.
at GWallet.Backend.Infrastructure.LogOrReportCrash(Exception ex)
at Program.NormalStartWithNoParameters() in
    C:\geewallet\src\GWallet.Frontend.Console\Program.fs:line 421
at Program.main(String[] argv) in
    C:\geewallet\src\GWallet.Frontend.Console\Program.fs:line 439

src/GWallet.Frontend.Console/GWallet.Frontend.Console.fsproj

@@ -91,5 +91,11 @@
     <Reference Include="FSharp.Core">
       <HintPath>..\..\packages\FSharp.Core.4.7.0\lib\net45\FSharp.Core.dll</HintPath>
     </Reference>
+    <Reference Include="SharpRaven">
+      <HintPath>..\..\packages\SharpRaven.2.4.0\lib\net471\SharpRaven.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Configuration" />
+    <Reference Include="System.Net.Http" />
   </ItemGroup>
 </Project>

src/GWallet.Frontend.Console/packages.config

@@ -3,4 +3,5 @@
   <package id="FSharp.Core" version="4.7.0" targetFramework="net461" />
   <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net46" />
   <package id="Portable.BouncyCastle" version="1.8.5.2" targetFramework="net461" />
+  <package id="SharpRaven" version="2.4.0" targetFramework="net471" />
 </packages>