Add code for Serial Over LAN

- The output of serial connection of the hosts on the workstation
terminal.
- The library used is xterm which will provide the terminal to show the
data.

Signed-off-by: Sukanya Pandey <sukapan1@in.ibm.com>
Change-Id: I6000cae42f237fffe216e2079cf2a6c39db236fd
diff --git a/src/components/AppNavigation/AppNavigation.vue b/src/components/AppNavigation/AppNavigation.vue
index 9c5295a..1dfba11 100644
--- a/src/components/AppNavigation/AppNavigation.vue
+++ b/src/components/AppNavigation/AppNavigation.vue
@@ -40,6 +40,9 @@
               <b-nav-item to="/control/reboot-bmc">
                 {{ $t('appNavigation.rebootBmc') }}
               </b-nav-item>
+              <b-nav-item to="/control/serial-over-lan">
+                {{ $t('appNavigation.serialOverLan') }}
+              </b-nav-item>
               <b-nav-item to="/control/server-led">
                 {{ $t('appNavigation.serverLed') }}
               </b-nav-item>