Cleaned up the visual test code and some configs#2

Merged

cuff-links merged 2 commits intocuff-links:silne30/visual-regression-rests-521from chandlerprall:visual-regression-tests-521

Apr 26, 2018

+26-143

Commits on Apr 25, 2018

Cleaned up the visual test code and some configs
chandlerprall
committed
Use silne30/wdio-visual-regression-service#Add_Filename_To_Result for source of wdio-visual-regression-service
chandlerprall
committed