EBT (Extra Block Types): Core new release 1.2.1

This release contains a lot of enhancements:

• Content and Settings for EBT Blocks were split with tabs
• Settings tab is extended with Design options including: CSS Box, Parallax background, background video, edge to edge, container width.
• All EBT Blocks will have CSS Box settings where content editors can set margins, paddings, borders.
• All EBT Blocks will inherit basic EbtSettingsDefaultWidget field widget with all Design options.

There is no automatic updates from 1.0.0 version, but all EBT Blocks will be working after modules update. Only tabs will be missing, because field_group module is added for 1.2.1 version.