introduce README in documentation/
introduce postmeta library arch reviews
readme updates
add more post meta lib arch reviews
readme update
move background to its own file
fix headers
ToC
rename to WordPress Metadata UI API
readme updates
readme updates
disclaimer and license
base of pseudocode
combine field and container registration into one function for easier understanding
move example developer usage to bottom of file for easier understanding
add core api architecture review info
better wording
create code architecture doc
better wording
better wording