Log Message:
py-reportlab: updated to 3.5.53

RELEASE 3.5.53   02/10/2020
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* Fix bug that allowed type 0 postscript commands to persist

RELEASE 3.5.52   01/10/2020
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* add support for DataMatrix barcode

RELEASE 3.5.51   24/09/2020
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* fix malloc(0) issue in \_rl_accel.c \_fp_str thanks to Hans-Peter Jansen \ 
<hpj@urpla.net> @ openSUSE

RELEASE 3.5.50   18/09/2020
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* Add BM ExtGState option (suggestion by tjj021 @ github
* Fix memory leak in \_renderPM.c

RELEASE 3.5.49   02/09/2020
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* ViewerPreferencesPDFDictionary add /Duplex as possibility
* Doctemplate add support for all ViewerPreferencesPDFDictionary keys
* fix bugs in USPS_4State; Barcode inherits from Flowable and object.

RELEASE 3.5.48   18/08/2020
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* bug fix for balanced column special case unsplittable half column

RELEASE 3.5.47    7/08/2020
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* try to limit table style cell ranges

RELEASE 3.5.46   22/07/2020
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* fix style-data mismatch in LinePlot found by Anshika Sahay

RELEASE 3.5.45   10/07/2020
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* fix some documentation bugs reported by Lele Gaifax
* fix error in BarChart axes joining reported by Faisal.Fareed

RELEASE 3.5.44   26/06/2020
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* ensure qr bar colour is passed (contrib by Lele Gaifax)
* fix img layout bug (reported by Lele Gaifax)

RELEASE 3.5.43   03/06/2020
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* small change to improve strokeDashArray handling to allow [phase, [values]] \ 
and allow stroke-dashoffset
* Hatching class which inherits from shapes.Path
* add support for soft hyphens u'\xad'
* apply a pr from KENLYST @ bitbucket (gfe.py)