Comparison between Tulsi and XCHammer

[michaeleisel]

As these seem to be the two leading choices for project generation from Bazel, it would be great to have a comparison of them to help people make a decision.

[rogchap]

Does this FAQ answer the question?
https://github.com/pinterest/xchammer/blob/master/Docs/XCHammerFAQ.md#how-is-xchammer-different-than-tulsi