Added support for rotated and ranged drawings with LED matrix#2

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geeksunny wants to merge 9 commits intoeon-com:developfrom

geeksunny:orientation

Commits on Sep 28, 2018

Commits on Oct 31, 2018

Commits on Nov 1, 2018

Commits on Feb 9, 2019

Updating gradle & AndroidX deps
geeksunny
committed

Commits on Feb 14, 2019

Added draw methods with non-global rotations; Updated demo
geeksunny
committed