Tried to fix the counting for zero,

but the real problem relies in that the device counting takes time and
we don't know before-hand how many devices we have.
Also the scope is not shared between the device list and the remote control.

res/app/components/stf/common-ui/counter/counter-directive.js

@@ -13,7 +13,7 @@ module.exports = function counterDirective($timeout, $$rAF) {
         step = 0
         scope.timoutId = null
         countTo = parseInt(attrs.countTo) || 0
-        scope.value = parseInt(attrs.value, 10) || 0
+        scope.value = parseInt(attrs.countFrom, 10) || 0
         duration = parseFloat(attrs.duration) || 0
 
         steps = Math.ceil(duration / refreshInterval)
@@ -52,7 +52,7 @@ module.exports = function counterDirective($timeout, $$rAF) {
         }
       })
 
-      attrs.$observe('value', function (val) {
+      attrs.$observe('countFrom', function (val) {
         start()
       })
 

res/app/components/stf/common-ui/counter/index.js

@@ -1,4 +1,4 @@
 module.exports = angular.module('stf.counter', [
 
 ])
-  .directive('counter', require('./counter-directive'))
+  .directive('countFrom', require('./counter-directive'))