Update .gitignore

Added additional files from the jekyll/jekyll repo on Github.
Update _config.yaml with personal information
Add my face.jpg
Update about page with personal information
fixed empty space
delete sample posts
delete more sample posts
delete last sample post
Imported "Farewell Old Lion" from Wordpress.com
Update "Farewell Old Lion" with formatting fixes
import all posts from Wordpress.com
Update navigation.yml by removing sample links, and fixing sample titles