style($browser): remove ws, fix typo

src/ng/browser.js

@@ -202,7 +202,7 @@ function Browser(window, document, $log, $sniffer) {
    * @description
    * Register callback function that will be called, when url changes.
    *
-   * It's only called when the url is changed by outside of angular:
+   * It's only called when the url is changed from outside of angular:
    * - user types different url into address bar
    * - user clicks on history (forward/back) button
    * - user clicks on a link
@@ -244,7 +244,7 @@ function Browser(window, document, $log, $sniffer) {
   /**
    * @name ng.$browser#baseHref
    * @methodOf ng.$browser
-   * 
+   *
    * @description
    * Returns current <base href>
    * (always relative - without domain)
@@ -275,13 +275,13 @@ function Browser(window, document, $log, $sniffer) {
    * It is not meant to be used directly, use the $cookie service instead.
    *
    * The return values vary depending on the arguments that the method was called with as follows:
-   * 
+   *
    * - cookies() -> hash of all cookies, this is NOT a copy of the internal state, so do not modify
    *   it
    * - cookies(name, value) -> set name to value, if value is undefined delete the cookie
    * - cookies(name) -> the same as (name, undefined) == DELETES (no one calls it right now that
    *   way)
-   * 
+   *
    * @returns {Object} Hash of all cookies (if called without any parameter)
    */
   self.cookies = function(name, value) {