fixed broacast typo

src/js/validator/uri.js

@@ -72,7 +72,7 @@
                 // IP address dotted notation octets
                 // excludes loopback network 0.0.0.0
                 // excludes reserved space >= 224.0.0.0
-                // excludes network & broacast addresses
+                // excludes network & broadcast addresses
                 // (first & last IP address of each class)
                 "(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])" +
                 "(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}" +