[ActionsView][ServersView] Fix visibility of delete buttons

The fix in e811bbcb isn't enough. I missed following privileges:

* OPPRVLG_DELETE_ALL_SERVER
* OPPRVLG_DELETE_ALL_ACTION

github issue #715
Merge pull request #716 from project-hatohol/issue-715-visibility-of-delete-checkboxes

[ActionsView][ServersView] Fix visibility of delete buttons