Starting to bring in the esprima parser

The idea is to leave it in its node_module directory, and indirect to
it via the tiddlywiki.plugin file

rabbithole/core/modules/parsers/javascriptparser/tiddlywiki.plugin

@@ -0,0 +1,11 @@
+{
+	"tiddlers": [
+		{
+			"file": "../../../../../node_modules/esprima/esprima.js", 
+			"fields": {
+				"title": "$:/core/modules/parsers/javascriptparser/esprima.js",
+				"type": "application/javascript"
+			}
+		}
+	]
+}