Fixed a small typo, missing two forward slashes after http colon#6

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markgreene74 wants to merge 2 commits intoProfessorKazarinoff:masterfrom

markgreene74:supporting-materials-typo

Commits on Mar 6, 2019

Fixed a small typo, missing two forward slashes after http colon
markgreene74
committed

Commits on Mar 7, 2019

Fixed a small typo, missing two forward slashes after http colon
markgreene74
committed