convert FindInPouDialog from wx.Frame to wx.Dialog

In this case FindInPouDialog Windows isn't listed in windows manager
on Alt-Tab. And it's not shown on top of other applications. For
example, previously the dialog was shown even on top of web browser or
word processor.

     1

int CheckRetainBuffer(void)

     2

{

     3

	return 1;

     4

}

     5

     6

void ValidateRetainBuffer(void)

     7

{

     8

}

     9

    10

void InValidateRetainBuffer(void)

    11

{

    12

}

    13

    14

void Retain(unsigned int offset, unsigned int count, void *p)

    15

{

    16

}

    17

    18

void Remind(unsigned int offset, unsigned int count, void *p)

    19

{

    20

}