[N] Updated PHP support to >= 7.4
[N] Update of FullCalendar component to 4.4.2.
[N] Changed tooltips to popper and tippy js
[N] Added spanish language files
[N] Updated PHP support to >= 7.4
[N] Update of FullCalendar component to 4.4.2.
[N] Changed tooltips to popper and tippy js
[N] Added spanish language files