chore(kontemplate): Prepare kontemplate for depot-merge

This merge will not yet include moving over to buildGo.nix, as support
for testing and such is not present in that library yet.

templater/pass.go

@@ -1,34 +0,0 @@
-// Copyright (C) 2016-2019  Vincent Ambo <mail@tazj.in>
-//
-// This file is part of Kontemplate.
-//
-// Kontemplate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This file contains the implementation of a template function for retrieving
-// variables from 'pass', the standard UNIX password manager.
-
-package templater
-
-import (
-	"fmt"
-	"os"
-	"os/exec"
-	"strings"
-)
-
-func GetFromPass(key string) (string, error) {
-	fmt.Fprintf(os.Stderr, "Attempting to look up %s in pass\n", key)
-	pass := exec.Command("pass", "show", key)
-
-	output, err := pass.CombinedOutput()
-	if err != nil {
-		return "", fmt.Errorf("Pass lookup failed: %s (%v)", output, err)
-	}
-
-	trimmed := strings.TrimSpace(string(output))
-
-	return trimmed, nil
-}