define global message classes

Migrate power-ops to utilize.

Change-Id: Ie3946a6c957c78ef1b07b0c815448ed8d7e826b5
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/src/power-operations.html b/src/power-operations.html
index f2db772..d70b961 100644
--- a/src/power-operations.html
+++ b/src/power-operations.html
@@ -27,7 +27,7 @@
             <button id="power__power-on" class="btn-secondary" ng-click="powerOnConfirm()" role="button">Power On</button>
             <p>Attempts to power on the server</p>
 
-            <confirm title="power off" message="Power off the server" confirm="power_confirm" ng-show="power_confirm" callback="togglePower"></confirm>
+            <confirm title="power on" message="Power on the server" confirm="power_confirm" ng-show="power_confirm" callback="togglePower"></confirm>
         </div>
 
         <!-- Power reboot/shutdown options : when server is off all of these are hidden. When one option is selected, the others are disabled. -->