Move navigation bar to partial block.
Add partial block for outputting list of sponsors.
Create template for single sponsor page.
Replace navigation with statement for including partial.
Change layout of sponsor, add statement to use sponsors data (for outputting list of sponsors on single sponsor page), and remove page heading from content (this is output in the template).
Add Code Climate as sponsor.
Add sponsors block to home page.
Add HTML markup to content and include sponsors block in template.
Add initial styles for sponsors.