Add copyright headers to all scripts

* https://reuse.software/tutorial/
* reuse addheader --copyright="The Calyx Institute" --license="Apache-2.0" */*.sh

Change-Id: I24ab74da8f4c9ddd8d38da3e782053b10499ea83
8 files changed
tree: 2adbde5eeb2045682c4a1137c115b0468d06391e
  1. pixel/