Change the configuration file in the example such that the port is set to the default port for selenium-server.
Update github model for new site changes.

 * Update procedure to find repo link from search results in search_page.rb
 * Update expected title for blog page in blog_page.rb
Fix implementation of element such that selectors before the last one aren't ignored.
Fix a few trivial typos in the documentation of base_page.rb.
Merge branch 'example'
Merge branch 'doc'