Allow logtail execution in utility

[GoogleCodeExporter]

Purpose of feature on this branch:
Allow the utility function to execute heyu logtail

Proposition for feature implementation:
Remove the restriction for logtail execution.
Add logtail to the list of default commands.

When reviewing my code changes, please focus on:
utility.php

After the review, I'll merge this branch into:
/prev11

Original issue reported on code.google.com by bwsamuels@gmail.com on 6 Mar 2010 at 4:58

[GoogleCodeExporter]

Original comment by bwsamuels@gmail.com on 6 Mar 2010 at 4:59

• Changed title: Allow logtail execution in utility

[GoogleCodeExporter]

This issue was closed by revision r619.

Original comment by bwsamuels@gmail.com on 6 Mar 2010 at 5:19

• Changed state: Fixed