Added a config option for listening interface

config.coffee

@@ -1,6 +1,8 @@
 exports.DATABASE_NAME = 'genie'
 exports.ACS_PORT = 7547 # same as AP Manager's port
+exports.ACS_INTERFACE = null # null to listen to all interfaces
 exports.API_PORT = 7557
+exports.API_INTERFACE = null # null to listen to all interfaces
 exports.CACHE_DURATION = 60000
 exports.MONGODB_SOCKET = '/tmp/mongodb-27017.sock'
 exports.MEMCACHED_SOCKET = '/tmp/memcached.sock'