Loosen restriction on base URI match for API filter, for injecting se…

…rver_groups.

See: jhuckaby/pixl-server-web#6

lib/engine.js

@@ -97,7 +97,7 @@ module.exports = Class.create({
 		this.api.addNamespace( "app", "api_", this );
 
 		// intercept API requests to inject server groups
-		this.web.addURIFilter( /^\/api\/app\/\w+/, "API Filter", function(args, callback) {
+		this.web.addURIFilter( /\/api\/app\/\w+/, "API Filter", function(args, callback) {
 			// load server groups for all API requests (these are cached in RAM)
 			self.storage.listGet( 'global/server_groups', 0, 0, function(err, items) {
 				args.server_groups = items;