* cover restoring fixed * upd * fetch fixed in safari * updated * plugins * plugins ready * code improved * fixed bug with backspace * improved architecture
* new redactor version * update * update * bundler config updated * clear bundler without plugins
1) improved blocks transmition. We can switch contenteditable elements by clicking arrow buttons. 2) Refactoring (Removing) blocks. When backspace key pressed and input is empty, we can remove from DOM this element