Add built in diesel and steam textures from Erick Cantu and Chris Gerlach

Author: SteelFill

Source/RunActivity/Content/dieselsmoke.dds

@@ -51,6 +51,9 @@
     <Content Include="Content\Clouds01.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
+    <Content Include="Content\dieselsmoke.dds">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
     <Content Include="Content\ETCS\ETCS_DMI_symbols_credit.txt">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
@@ -519,6 +522,9 @@
     <Content Include="Content\SkyDome1.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
+    <Content Include="Content\smokemain.dds">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
     <Content Include="Content\Snowflake.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>