ADD: 'hf iclass check' - increased speed in check keys with new algo.

ADD: 'hf iclass' - trying to add the timeout-limits for commands in order to get a more stable iclass communication

common/cmd.c

@@ -29,7 +29,6 @@
  * @file cmd.c
  * @brief
  */
-
 #include "cmd.h"
 
 // (iceman 2017) this method is not used anymore. uart_win32 /uart_posix is used instead
@@ -78,6 +77,4 @@ bool cmd_send(uint32_t cmd, uint32_t arg0, uint32_t arg1, uint32_t arg2, void* d
 		return false;
 
 	return true;
-}
-
-
+}