Revert "[xde][exp][xdl] Bump package versions and switch xdl/exp to majors"
Revert "[xde][exp][xdl] Bump package versions and switch xdl/exp to majors"

This reverts commit 0c0284df8047f55b12cf2b09badf69a72a6b0159.

fbshipit-source-id: 83e84a6

exponentjs/exp