Add support for LibJS

Author: IdanHo

README.md

@@ -43,6 +43,7 @@ export ESHOST_PATH_QUICKJS=`which qjs-for-eshost`;
 export ESHOST_PATH_SPIDERMONKEY=`which spidermonkey`;
 export ESHOST_PATH_V8=`which v8`;
 export ESHOST_PATH_XS=`which xs`;
+export ESHOST_PATH_LIBJS=`which serenity-js`;
 
 npm install -g eshost-cli;
 
@@ -54,6 +55,7 @@ eshost --add "quickjs" qjs $ESHOST_PATH_QUICKJS;
 eshost --add "spidermonkey" jsshell $ESHOST_PATH_SPIDERMONKEY;
 eshost --add "v8" d8 $ESHOST_PATH_V8;
 eshost --add "xs" xs $ESHOST_PATH_XS;
+eshost --add "libjs" serenity-js $ESHOST_PATH_LIBJS;
 ```
 
 Manually, using `jsvu`: 
@@ -271,6 +273,7 @@ Host types are [those provided by eshost](https://github.com/bterlson/eshost#esh
 | SpiderMonkey | `jsshell`, `spidermonkey`, `sm` |
 | V8 | `d8`, `v8` |
 | XS | `xs` |
+| Serenity LibJS | `serenity-js`, `libjs` |
 
 * 1: **DO NOT USE `~/.jsvu/quickjs` WITH ESHOST-CLI**. The main `quickjs` binary does not support the [eshost runtime API](https://github.com/bterlson/eshost#runtime-library). For more, see [Install and Configure Hosts](#install-and-configure-hosts).
 

lib/host-manager.js

@@ -135,6 +135,7 @@ const VU_HOST_DETAILS = {
     qjs: ['QuickJS', 'quickjs-run-test262', 'qjs', ['embedded']],
     v8: ['V8', 'v8', 'd8', ['web']],
     xs: ['Moddable XS', 'xs', 'xs', ['embedded']],
+    libjs: ['Serenity LibJS', 'serenity-js', 'serenity-js', ['']],
   },
   jsvu: {
     chakra: ['ChakraCore', 'chakra', 'ch', ['web']],