Move all the text decoders to a separate file.

AVR Working Controller/AVR.vcxproj.filters

@@ -21,10 +21,16 @@
     <ClCompile Include="SerialPort\SerialPort.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="AVRCommandDecoder.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="SerialPort\SerialPort.h">
       <Filter>Source Files</Filter>
     </ClInclude>
+    <ClInclude Include="AVRCommandDecoder.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>