update Custom-Meta-Boxes, merging branch that includes fix for meta order
add ability to pull other pages into the homepage template
add arrow on homepage edit addon area link
Revert "update Custom-Meta-Boxes, merging branch that includes fix for meta order"

This reverts commit c0c49b50f74f3a4c0b738e2894c814e5adb7332f.
add back metabox ordering after reverting previous commit which accidentally removed the select2 submodule.