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/package-lock.json b/package-lock.json
index 933f86c..f99d516 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18595,6 +18595,21 @@
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       "dev": true
     },
+    "xterm": {
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/xterm/-/xterm-4.6.0.tgz",
+      "integrity": "sha512-98211RIDrAECqpsxs6gbilwMcxLtxSDIvtzZUIqP1xIByXtuccJ4pmMhHGJATZeEGe/reARPMqwPINK8T7jGZg=="
+    },
+    "xterm-addon-attach": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/xterm-addon-attach/-/xterm-addon-attach-0.6.0.tgz",
+      "integrity": "sha512-Mo8r3HTjI/EZfczVCwRU6jh438B4WLXxdFO86OB7bx0jGhwh2GdF4ifx/rP+OB+Cb2vmLhhVIZ00/7x3YSP3dg=="
+    },
+    "xterm-addon-fit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/xterm-addon-fit/-/xterm-addon-fit-0.4.0.tgz",
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+    },
     "y18n": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",