Update script template

scripts/_template/template.sh

@@ -68,19 +68,19 @@ die() {
 
 needs_arg() {
   if [ -z "${OPTARG}" ]; then
-    >&2 echo "${0}: option requires an argument -- ${OPT}"
+    to_stderr "${0}: option requires an argument -- ${OPT}"
     usage
     die
   fi
 }
 
 usage() {
-  echo
-  echo "Template script."
-  echo
+  to_stdout
+  to_stdout "Template script."
+  to_stdout
   to_stdout "${bld}Usage:${nc}"
   to_stdout "    ${dim}\$${nc} ${script_name}"
-  echo
+  to_stdout
   to_stdout "${bld}Options:${nc}"
   cat <<EOF | column -tds '|'
     -e, --error|Exit with error
@@ -129,12 +129,12 @@ main() {
   done
 
   debug "Start of main"
-  echo "This is a template."
+  info "This is a template."
 
   if [ -n "${OPTION}" ]; then
     debug "Option is not empty"
-    echo "Option is set to: ${OPTION}"
+    debug "Option is set to: ${OPTION}"
   fi
 }
 
-main "$@"
+main "${@}"