Fix logging issues in the debugger. (#2483)

- Properly handle logging during transport close
 - Properly display data during parse

Furthermore hide global functions of the debugger.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

jerry-core/api/jerry-debugger-transport.c

@@ -146,6 +146,8 @@ jerry_debugger_transport_close (void)
     return;
   }
 
+  JERRY_CONTEXT (debugger_flags) = JERRY_DEBUGGER_VM_IGNORE;
+
   jerry_debugger_transport_header_t *current_p = JERRY_CONTEXT (debugger_transport_header_p);
 
   JERRY_ASSERT (current_p != NULL);
@@ -160,8 +162,6 @@ jerry_debugger_transport_close (void)
   }
   while (current_p != NULL);
 
-  JERRY_CONTEXT (debugger_flags) = JERRY_DEBUGGER_VM_IGNORE;
-
   jerry_port_log (JERRY_LOG_LEVEL_DEBUG, "Debugger client connection closed.\n");
 
   jerry_debugger_free_unreferenced_byte_code ();