changed primary content wrapper to <main> element
added default display:block to main element
compiled styles using new main element
added aria landmark roles
Merge pull request #43 from chrisdanek/master

Changed main content wrapper to <main> element
Removing the hard coded WordPress version
Added the option to disable wp_generator in frank menu
Made the option for removing the generator work.
Merge pull request #58 from btobolaski/master

Added the option to remove the generator tag from head.