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                a6dd7f90 |  | 01-Jan-2021 | Satoshi Sahara <sahara.satoshi@gmail.com> | fix variable declaration 
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                3d0f231e |  | 31-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | rename variables 
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                179b4660 |  | 31-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | refactor Diff with extendedRevisionInfo()
 obsolete buildDiffHead()
 
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                e71e09a6 |  | 28-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | define Ui\Revisions::getRevisions()
 - new item property defined
 - modified getObjRevInfo(), buildDiffHead()
 
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                48d75c00 |  | 26-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | allow id is not identical with $INFO['id'] 
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                295564cd |  | 19-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | minor edits 
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                91e70b5f |  | 18-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | use properties in showDiffViewSelector() 
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                309aaee5 |  | 18-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | remove getDiffType() 
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                8068440f |  | 17-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | new method setChangeLog() 
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                ec019cbf |  | 16-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | change methods name 
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                58c5cb81 |  | 15-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | identify current rev in html form 
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                b4b4c5c6 |  | 12-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | define preProcess() method 
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                675f74fb |  | 06-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | similarify MediaDiff and PageDiff classes 
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                2db397b2 |  | 04-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | move media_diff() into Ui\MediaDiff class
 deprecated functions:
 media_diff()
 _media_file_diff()
 media_file_diff()
 media_image_diff()
 
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                edb50e6a |  | 04-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | Ui\Diff hierarchy 
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                63ab9afe |  | 01-Dec-2020 | Satoshi Sahara <sahara.satoshi@gmail.com> | Ui\Diff hierarchy 
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