Merge pull request eligrey#59 from chilijung/master

add bower install steps in README

Author: eligrey

README.md

@@ -45,6 +45,18 @@ press <kbd>⌘</kbd>+<kbd>S</kbd> to save the file after it is opened. Further i
 [on the issue tracker](https://github.com/eligrey/FileSaver.js/issues/12).
 
 
+Install via bower
+------
+
+You could install FileSaver.js via bower by the following command
+
+```
+	bower install FileSaver
+```
+
+
+
+
 Syntax
 ------