Renamed all project folders

This caused the projects to be "deleted" and readded by github because
of the folder renames.
Revert "Renamed all project folders"

This reverts commit 7eca31b16e5325ea84fc5b3de2d243ec6f8ffe00.
Revert "Learning MVC"

This reverts commit fb4b1a6f272c1a39d416315629b068f4b679e1de.
Fixed issues after renaming all the file.

Fixed a lot of issues after renaming the projects. Added a new Mvc5
blank project and copied some of the template code from the Mvc4
project. Added an Athlete controller and let it create the default
scaffolding for me.