Initial commit of the FontPalette sample app
Got the directory name wrong
Creates really simple app demonstrating the different test styles

Just a label for each style, with demonstration of changing one of them
through code.
Adds pictures for writeup for first part of dynamic type

We've got:
- how to set style in storyboard
- how to change the size in settings
- the effects of size changes on the app
The beginnings of a writeup on Dynamic Type
Fix some auto layout complaints
Completes writeup
Adds the uifontdescriptor examples to the sample project
Adds pics to the markdown
Updates the license in the source headers
Merge branch 'days/12-dynamic-type'