Use environment variable to specify protractor location#72

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AdamSelene wants to merge 2 commits intomllrsohn:masterfrom

AdamSelene:master

Commits on Aug 25, 2015

Added PROTRACTOR_DIR environment variable to specify protractor location
AdamSelene
committed

Commits on Oct 10, 2016

Merge remote-tracking branch 'upstream/master'
AdamSelene
committed