Merge pull request #2452

0aaaca29 tx_pool: set the "invalid input" bit when check_tx_inputs fails (moneromooo-monero)
9236823b simplewallet: print tx rejection reason where it was missing (moneromooo-monero)
3dee3301 core_rpc_server: print tx rejection reason at L0 too (moneromooo-monero)

src/cryptonote_core/tx_pool.cpp

@@ -249,6 +249,7 @@ namespace cryptonote
       {
         LOG_PRINT_L1("tx used wrong inputs, rejected");
         tvc.m_verifivation_failed = true;
+        tvc.m_invalid_input = true;
         return false;
       }
     }else