Squashed 'features/nanostack/sal-stack-nanostack-eventloop/' changes from b560a9da36..d182fa4b3a

d182fa4b3a Follow Mbed OS coding style (ARMmbed#47)
806f54cea9 Use event id 0 for initialization event (ARMmbed#45)

git-subtree-dir: features/nanostack/sal-stack-nanostack-eventloop
git-subtree-split: d182fa4b3aad7fdc70f7e74d6ed4d524e6f9286c

Author: Arto Kinnunen

features/nanostack/sal-stack-nanostack-eventloop/source/event.c

@@ -109,6 +109,7 @@ int8_t eventOS_event_handler_create(void (*handler_func_ptr)(arm_event_s *), uin
     event_tmp->data.receiver = new->id;
     event_tmp->data.sender = 0;
     event_tmp->data.event_type = init_event_type;
+    event_tmp->data.event_id = 0;
     event_tmp->data.event_data = 0;
     event_core_write(event_tmp);
 
@@ -197,7 +198,9 @@ void event_core_free_push(arm_event_storage_t *free)
             timer_sys_event_free(free);
             break;
         case ARM_LIB_EVENT_USER:
+            // *INDENT-OFF*
             // No need set state to UNQUEUED - we forget about it.
+            // *INDENT-ON*
         default:
             break;
     }