* Ensure that copyright years are preserved when regenerating.
* Add 'Split' function which maps to strings.Split.
* Add 'Scramble' function with messes with a string.
* Add 'Import' function which allows templates to be imported, allowing
for reusable macros.
Change-Id: Ib77f59a989cf55addcced3e337c9031062a83470
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/97149
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>