Nuke CMB usage
Revert "Nuke CMB usage"

This reverts commit 05ba570159ad71af61da0b3f1aee65f1285e4840.
Clean up doctypes
Clean up base plugin formatting and docblocks
Single events metabox implementation
Docblock and formatting for recurring events
Recurring events metabox implementation
Remove CMB library assets
Fix documentation error
Merge pull request #3 from jaredatch/master

Remove CMB, implement stand alone metaboxes, tidy code/docs, props @jaredatch