version bump - v0.2.1

- error if editor undetected
- less verbose error if identities unset

cmd/agedit/cli.go

@@ -22,7 +22,7 @@ import (
 const (
 	name          string = "agedit"
 	usage         string = "Edit age encrypted files with your $EDITOR"
-	version       string = "0.2.0"
+	version       string = "0.2.1"
 	help_template string = `NAME:
    {{.Name}} {{if .Version}}v{{.Version}}{{end}} - {{.Usage}}