Simplified adding new clones

Removed dead code from the app (was safeguarded by #ifdefs of macros
that weren't defined)

src_features/signTx/cmd_signTx.c

@@ -72,7 +72,7 @@ void handleSign(uint8_t p1,
     txResult = processTx(&txContext,
                          workBuffer,
                          dataLength,
-                         (chainConfig->kind == CHAIN_KIND_WANCHAIN ? TX_FLAG_TYPE : 0));
+                         (chainConfig->chainId == 888 ? TX_FLAG_TYPE : 0));  // Wanchain exception
     switch (txResult) {
         case USTREAM_SUSPENDED:
             break;