update CHANGELOG.md for v1.0

tgamblin · tgamblin · commit c586e15c848f · 2020-11-18T16:29:25.000-08:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# v1.0 (2020-11-18)
+
+This is the first standalone release of `sbang`
+
+* Completely POSIX-compatible `sbang` implementation
+* Support for regular `#` shebangs, `lua`, `node`, and `php`
+* Special -x handling for `perl` and `ruby`
+* Unit tests with full coverage
+* Standalone release number, separate from Spack
