History of BugBmp
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Known Bug:
    1. Import function only support 160x160x1 BMP file.
    2. Import function can't append bmp into pdb.
    3. Only support compressed data export.
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2000/01/05 v0.6
    expand MAX_NUM_REC from 10 to 100
    check MAX_NUM_REC when import and export
    take me 0.5 hr
1999/09/10 v0.5
    1. Support compressed data export.(DiddleBug 2.9 tested)
    take me 3 hr
1999/08/12 v0.4
    1. change the swapbyte code for run on win95
    2. bugfix incorrect size source bitmap
    take me 1.5 hr
1999/07/26 v0.3
    1. check also Diddle ('DIDL')
    2. invert the bitmap always
    3. changed the document.
    take me 1 hr
1999/07/21 v0.2
    1. check is it a DiddleBug?
    2. '-' option to load diddlebug's db
    3. modify document error
    take me 2.5 hr
1999/07/18 start coding v0.1
    2 hours coding
    3 hours reading data format about pdb & diddlebug.
    1 hour for document
    take me 6 hr
