vim and zsh config

.config/nvim/init.vim

@@ -2,7 +2,6 @@
 set nocompatible              " be iMproved, required
 filetype off                  " required
 
-
 call plug#begin()
 Plug 'vim-scripts/c.vim'
 Plug 'arcticicestudio/nord-vim'
@@ -41,7 +40,7 @@ Plug 'vim-pandoc/vim-pandoc'
 Plug 'vim-pandoc/vim-pandoc-syntax'
 Plug 'junegunn/fzf.vim'
 Plug 'tpope/vim-dadbod'
-Plug 'lervag/vimtex'
+"Plug 'lervag/vimtex'
 Plug 'dpelle/vim-LanguageTool'
 Plug 'neoclide/coc.nvim', {'branch': 'release'}
 Plug 'tikhomirov/vim-glsl'
@@ -235,10 +234,6 @@ smap <expr><TAB> neosnippet#expandable_or_jumpable() ?
 \ "\<Plug>(neosnippet_expand_or_jump)"
 \: "\<TAB>"
 
-let g:deoplete#enable_smart_case = 1
-imap <expr><CR> pumvisible() ? deoplete#close_popup() : "\<CR>"
-:tnoremap <Esc> <C-\><C-n>
-
 inoremap <silent><expr> <TAB>
       \ pumvisible() ? coc#_select_confirm() :
       \ coc#expandableOrJumpable() ? "\<C-r>=coc#rpc#request('doKeymap', ['snippets-expand-jump',''])\<CR>" :
@@ -254,5 +249,16 @@ let g:coc_snippet_next = '<tab>'
 
 nnoremap <C-f> :Files<cr>
 
+" Disable arrow keys
+map <Up> <Esc>
+map <Down> <Esc>
+map <Left> <Esc>
+map <Right> <Esc>
+
+imap <Up> <Esc>
+imap <Down> <Esc>
+imap <Left> <Esc>
+imap <Right> <Esc>
+
 set completeopt=menu,noinsert
 

.zshrc

@@ -70,7 +70,7 @@ alias nodeindex="node lib/index.js"
 plugins=(
   git
   archlinux
-  tig gitfast colorize command-not-found cp dirhistory sudo zsh-syntax-highlighting
+  tig gitfast colorize command-not-found cp dirhistory sudo
 )
 
 ZSH_COMPDUMP=/tmp/zcompdump-$USER
@@ -179,6 +179,9 @@ alias mkpy="python -m venv"
 
 
 bindkey -v
+bindkey "^?" backward-delete-char
+zle-line-init() { zle -K vicmd; }
+zle -N zle-line-init
 
 HYPHEN_INSENSITIVE="true"
 COMPLETION_WAITING_DOTS="true"