Implement POC for image embedding#509

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mgreter wants to merge 3 commits intoSheetJS:masterfrom

Commits on Nov 29, 2016

Implement POC for image embedding
mgreter
committed

Commits on Dec 15, 2016

fixing issues with multiple images, adding row height config and make keys method more defensive
stewartsims
committed
Merge pull request #1 from stewartsims/master
mgreter
authored