feat(editor): Switch from Meow to Evil keybindings

Replace Meow modal editing with Evil mode and enable it everywhere.
Disable multiple-cursors as it conflicts with Evil's visual selection.

init.el

@@ -53,14 +53,14 @@
        ( zen +mixed-pitch-mode)               ; distraction-free coding or writing
 
        :editor
-       (meow +qwerty)
-       ;; (evil +everywhere); come to the dark side, we have cookies
+       ;; (meow +qwerty)
+       (evil +everywhere)              ; come to the dark side, we have cookies
        file-templates    ; auto-snippets for empty files
        fold              ; (nigh) universal code folding
        (format +onsave +lsp)  ; automated prettiness
        ;;god               ; run Emacs commands without modifier keys
        ;;lispy             ; vim for lisp, for people who don't like vim
-       multiple-cursors  ; editing in many places at once
+       ;; multiple-cursors  ; editing in many places at once
        ;;objed             ; text object editing for the innocent
        ;;parinfer          ; turn lisp into python, sort of
        ;;rotate-text       ; cycle region at point between text candidates