Fix wiki links

Seems to have broken with GitHub's relative link change https://github.com/blog/1395-relative-links-in-markup-files

README.md

@@ -90,11 +90,11 @@ see [`:h vundle`](vundle/blob/master/doc/vundle.txt#L1) vimdoc for more details.
 
 ## People Using Vundle
 
-see [Examples](/gmarik/vundle/wiki/Examples)
+see [Examples](https://github.com/gmarik/vundle/wiki/Examples)
 
 ## FAQ
 
-see [wiki](/gmarik/vundle/wiki)
+see [wiki](https://github.com/gmarik/vundle/wiki)
 
 ## Contributors