version: add a manual date as version for now
Maybe we'll auto-bump this with a bot over time.
See golang/go#37475 & golang/go#29814
// Package version provides the version that the binary was built at.
package version
-const LONG = "LONGVER-TODO"
-const SHORT = "SHORTVER-TODO"
+const LONG = "date.20200228"
+const SHORT = LONG // TODO: unused; remove SHORT? Make it a func?
