LP1159768 - Client: Holds Client Controls Confusing

Changed the language from "Cancel" to "Cancel Action" and
"Apply" to "Apply Cancellation".  These need to be translated
to other supported languages.

Signed-off-by: Kyle Tomita <ktomita@catalystitservices.com>
Signed-off-by: Jason Stephenson <jstephenson@mvlc.org>
LP1159768 - Client: Holds Client Controls Confusing

The buttons were updated per Jason's suggestions to "No" and "Yes" with
a question added, "Are you sure you want to cancel the hold(s)?"

Signed-off-by: Kyle Tomita <ktomita@catalystitservices.com>
Signed-off-by: Jason Stephenson <jstephenson@mvlc.org>
Update LP1159768 - Client: Holds Client Controls Confusing

The new string "Are you sure you want to cancel the hold(s)?"
has been added as the following variable,
staff.hold_list.cancel_hold_dialog.confirmation.

The string also needs to be translated to all supported languages.

Signed-off-by: Kyle Tomita <ktomita@catalystitservices.com>
Signed-off-by: Jason Stephenson <jstephenson@mvlc.org>