Commit 687e0ae

2. Tag the emscripten repo on the emscripten commit used by that release (which

you can tell from the DEPS file), using something like

`git checkout [COMMIT]` ; `git tag [VERSION]` ; `git push --tags`.

[emscripten-version.txt](https://github.com/emscripten-core/emscripten/blob/master/emscripten-version.txt)

in the emscripten repo. This is a delayed update, in that the tag will refer

to the actual release, but the update to emscripten-version.txt is a new