Fix 64-bit conversion errors

src/plugin/PluginUserSettings.cpp

 #include "PluginStdAfx.h"
 #include "PluginUserSettings.h"
 #include <algorithm>
 #include "PluginSettings.h"
 #include "PluginClient.h"
 #include "../shared/Dictionary.h"
 
 static const CString s_GetMessage = L"GetMessage";
 static const CString s_GetLanguageCount = L"GetLanguageCount";
 static const CString s_GetLanguageByIndex = L"GetLanguageByIndex";
@@ skipping 68 matching lines @@
   size_t indxMethod = 0;
   for (; indxMethod < countof(s_Methods); indxMethod++)
   {
     if (*rgszNames == s_Methods[indxMethod])
       break;
   }
 
   if (indxMethod == countof(s_Methods))
     return DISP_E_MEMBERNOTFOUND;
 
-  *rgdispid = indxMethod;
+  *rgdispid = static_cast<DISPID>(indxMethod);
 
   return S_OK;
 }
 
 
 static CString sGetLanguage()
 {
   CPluginSettings* settings = CPluginSettings::GetInstance();
   return settings->GetSubscription();
 }
@@ skipping 52 matching lines @@
   else if (s_GetLanguageCount == method)
   {
     if (pDispparams->cArgs)
       return DISP_E_BADPARAMCOUNT;
 
     if (pVarResult)
     {
       std::map<CString, CString> languageList = settings->GetFilterLanguageTitleList();
 
       pVarResult->vt = VT_I4;
-      pVarResult->lVal = languageList.size();
+      pVarResult->lVal = static_cast<LONG>(languageList.size());
     }
   }
   else if (s_GetLanguageByIndex == method)
   {
     if (1 != pDispparams->cArgs)
       return DISP_E_BADPARAMCOUNT;
 
     if (VT_I4 != pDispparams->rgvarg[0].vt)
       return DISP_E_TYPEMISMATCH;
 
@@ skipping 149 matching lines @@
 
     pVarResult->vt = VT_BSTR;
     pVarResult->bstrVal = SysAllocString(settings->GetDocumentationLink());
   }
   else
     return DISP_E_MEMBERNOTFOUND;
 
   return S_OK;
 }