Fix leake and use pre-increment

executor.cpp

@@ -83,7 +83,7 @@ void executor::ex_clock_thd()
 				ev = lTimedEvents.erase(ev);
 			}
 			else
-				ev++;
+				++ev;
 		}
 		lck.unlock();
 

jconf.cpp

@@ -316,6 +316,7 @@ bool jconf::parse_config(const char* sFilename)
 
 	if(flen <= 16)
 	{
+		fclose(pFile);
 		printer::inst()->print_msg(L0, "File is empty or too short - %s.", sFilename);
 		return false;
 	}