Cleanup AI-64

• Merge with @lorforlinux edits
• Incomplete corrections on /boards/beagleboard description (still needs resolution)
• Fixes on BeagleBone AI-64 reformatting
• Add Microchip setup script
• Add todo disable for docs.beagleboard.org
• Debug graphviz on /project/beagleconnect
• Fix syntax issues on /intro/beagle101/linux
• Remove self-deprecating note that made users uncomfortable in /boards/beagleplay

Note

• 49a2d8df
• 89770831