Update _config.yml

Configuring variables.
Update 2014-3-3-Hello-World.md
Update 2014-3-3-Hello-World.md
Create 2014-9-21-hello-test.md

Further testing pages.
Update 2014-3-3-Hello-World.md
Merge pull request #1 from MercenaryInk/pagestest

Pagestest