Replace weird characters by normal spaces

src/rpcdump.cpp

@@ -165,14 +165,14 @@ Value importaddress(const Array& params, bool fHelp)
         std::vector<unsigned char> data(ParseHex(params[0].get_str()));
         script = CScript(data.begin(), data.end());
     } else {
-        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid Bitcoin address or script");
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid Bitcoin address or script");
     }
 
     string strLabel = "";
     if (params.size() > 1)
         strLabel = params[1].get_str();
 
-    // Whether to perform rescan after import
+    // Whether to perform rescan after import
     bool fRescan = true;
     if (params.size() > 2)
         fRescan = params[2].get_bool();
@@ -191,7 +191,7 @@ Value importaddress(const Array& params, bool fHelp)
         pwalletMain->MarkDirty();
 
         if (!pwalletMain->AddWatchOnly(script))
-            throw JSONRPCError(RPC_WALLET_ERROR, "Error adding address to wallet");
+            throw JSONRPCError(RPC_WALLET_ERROR, "Error adding address to wallet");
 
         if (fRescan)
         {