New option cssProperty name#18

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phatpaul wants to merge 2 commits intoRWS:masterfrom

phatpaul:new_option_cssProperty

Commits on May 28, 2020

Fix #12 Its not possible to have NO cssPrefix.
pabbott-lumitec
committed

Commits on Sep 21, 2020

Added new option "cssProperty" to set the property name other than background-image (i.e. --img: or mask-image:). Also some minor code-cleanup.
pabbott-lumitec
committed