Improvement: Add validation to ensure incompatible schedules are not able to be added together.
Improvement: Added current server timezone & time to schedule editor for Timezone difference at a glance.
Improvement: Switched to PHP Namespaces .
Improvement: Replaced MomentJS with date-fns, much smaller and more optimized date time library.
Improvement: Implemented 100% coding standards & code quality improvements.
Tweak: Change how conditions on the front end are loaded to match Popup Maker core changes in v1.16.8.
Tweak: Change text domain from pum-scheduling to popup-maker-scheduling
