Rename 'server indicator' to 'server led'

User feedback indicated that this is a more intuitive
name for the label.

Change-Id: I4d355eede4cac8b5fa4d19b568e151a1ec4c964a
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/app/common/directives/app-navigation.html b/app/common/directives/app-navigation.html
index 7a48757..4828485 100644
--- a/app/common/directives/app-navigation.html
+++ b/app/common/directives/app-navigation.html
@@ -79,7 +79,7 @@
 			<a href="#/server-health/sensors-overview" ng-click="closeSubnav()" tabindex="5">Sensors</a></li>
 		<!--<li ng-class="{'active': (path == '/server-health/power-consumption')}"><a href="#/server-health/power-consumption" tabindex="4" ng-click="closeSubnav()">Power consumption</a></li>-->
 		<li ng-class="{'active': (path == '/server-health/unit-id')}">
-			<a href="#/server-health/unit-id" tabindex="6" ng-click="closeSubnav()">Server indicator</a></li>
+			<a href="#/server-health/unit-id" tabindex="6" ng-click="closeSubnav()">Server LED</a></li>
 		<!--<li ng-class="{'active': (path == '/server-health/diagnostics')}"><a href="#/server-health/diagnostics" ng-click="closeSubnav()">Diagnostics</a></li>-->
 	</ul>
 	<ul class="nav__second-level btn-control" ng-style="navStyle" ng-class="{opened: (showSubMenu && firstLevel == 'server-control')}">