[V111] by Sean
 1. add funciton
 
 
[V110] by Cid
 1. add tooltip when user select function or enter argument

 2. add function 
  string pac_GetModuleName(byte slot);
  bool uart_GetDataSize(IntPtr hPort, int data_type);
  bool uart_GetLineStatus(IntPtr hPort, int pin);
  bool uart_SetLineStatus(IntPtr hPort, int pin, int mode);
  bool uart_GetOutputLineStatus(IntPtr hPort);
  bool pac_SetBPTimer(int bptimer, uint count, PAC_CALLBACK_FUNC f);
  bool pac_KillBPTimer(int bptimer);


[V100] by Cid
 First release