tested for unity2019.1 and small improvement on installation#2

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joanllobera wants to merge 3 commits intoSohojoe:masterfrom

joanllobera:master

Commits on Jul 12, 2019

upgraded to version 2019.1
joanllobera
committed
changed configuration in order it installs properly the legacy version of mlagents, and updated the readme correspondingly
joanllobera
committed
improved README: info on installation and typos
joanllobera
authored