Revert "[dev-launcher] Move version back to 0.3.0 because ownership missing on npm"
Revert "[dev-launcher] Move version back to 0.3.0 because ownership missing on npm"

This reverts commit 2e0a882fb49fdc9177bebd08cd40dfa289efb67d.

exponent/exponent,exponent/exponent,exponent/exponent,exponentjs/exponent,exponent/exponent,exponent/exponent,exponentjs/exponent,exponent/exponent,exponent/exponent,exponent/exponent,exponentjs/exponent,exponent/exponent,exponentjs/exponent,exponentjs/exponent,exponentjs/exponent,exponentjs/exponent,exponentjs/exponent,exponentjs/exponent