add possibility to comment on actions

[OpenNebulaProject]

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Author Name: Armin Deliomini (Armin Deliomini)
Original Redmine Issue: 4303, https://dev.opennebula.org/issues/4303
Original Date: 2016-01-21

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It could be helpful to be able to add comments when a user triggers actions. Like add a comment on why a machine was shut down, or a template has been changed.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions. The OpenNebula Dev Team

[stale]

This issue has been automatically closed due to lack of activity/feedback. Please reopen if you have further input or need to bump this. The OpenNebula Dev Team