Add a new method to check if a given Electrum mnemonic type is old

Author: Coding-Enthusiast

Src/Autarkysoft.Bitcoin/Autarkysoft.Bitcoin.csproj

@@ -47,6 +47,7 @@
     <None Remove="ImprovementProposals\BIP0039WordLists\Italian.txt" />
     <None Remove="ImprovementProposals\BIP0039WordLists\Japanese.txt" />
     <None Remove="ImprovementProposals\BIP0039WordLists\Korean.txt" />
+    <None Remove="ImprovementProposals\BIP0039WordLists\OldElectrumEnglish.txt" />
     <None Remove="ImprovementProposals\BIP0039WordLists\Portuguese.txt" />
     <None Remove="ImprovementProposals\BIP0039WordLists\Spanish.txt" />
   </ItemGroup>
@@ -60,6 +61,7 @@
     <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\Italian.txt" />
     <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\Japanese.txt" />
     <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\Korean.txt" />
+    <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\OldElectrumEnglish.txt" />
     <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\Portuguese.txt" />
     <EmbeddedResource Include="ImprovementProposals\BIP0039WordLists\Spanish.txt" />
   </ItemGroup>