Update heroku-maven-plugin version in heroku use case & FROM java 8 in docker use case#15

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ytian90 wants to merge 4 commits intolivelessons-spring:masterfrom

Commits on Nov 12, 2017

Commits on Nov 22, 2017

add app prop file for producer to change port avoid conflicts
ytian90
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Commits on Nov 27, 2017

update correct prop name for account & password
ytian90
committed