Repurposing branch for the demonstration of core competencies.

Future commits to this branch will each demonstrate a single core
competency.

Revert "Added stubbed blog index page."

This reverts commit b2c64d0934b64ef02497ff2f9bf0f4e97ab5125b.
Reverted as per branch repurposing.

Revert "Added stubbed blog show."

This reverts commit dad0ae2ca3a448a86f3573f92e4eda27e2cc8df4.
Reverted as per branch repurposing.

Revert "Added Hello World sample."

This reverts commit d4f443b518df237738a53e4c9c5c4b1f8cffb78d.