Adding a Shared folder:

* init some shared functions (videoHasWebchat, parseConfigUUIDs)
* api/room: checking that video has live enabled
* fix promise handling in initChat function
* removing some 'use strict' that are no more necessary in typescript

server/tsconfig.json

@@ -15,9 +15,12 @@
 		"sourceMap": true,
 
 		"baseUrl": "./",
-		"outDir": "../dist/server",
+		"outDir": "../dist/",
 		"paths": {}
 	},
-	"include": ["./**/*"],
+	"include": [
+		"./**/*",
+		"../shared/**/*"
+	],
 	"exclude": []
 }