config/nvim: enable backups & small fixes

.config/nvim/init/general.vim

@@ -1,7 +1,15 @@
 set termguicolors
 set mouse=a " Enable mouse in all modes
 
+" persist undo & backup files
 set undofile
+set backup
+let &backupdir=expand(stdpath('data') . '/backup')
+if !isdirectory(&backupdir)
+  execute "!mkdir " . &backupdir
+endif
+let &backupext="_" . strftime("%y%m%dT%H%M")
+
 set wildmode=longest,list,full " Auto-completion for cmdline
 set clipboard+=unnamedplus " Merge with system clipboard
 

.config/nvim/init/keys.vim

@@ -7,6 +7,7 @@ command! WS write <bar> source $MYVIMRC
 
 command! FormatJSON %!python -m json.tool
 command! DiffSwap :diffsp % " Diff for swap - replaced by 'chrisbra/Recover.vim'
+"command! for dictcc
 
 " Sane yanking
 map Y y$
@@ -15,7 +16,7 @@ nnoremap Q @q
  
 let mapleader=" "
 
-nnoremap <leader>" ysiW"
+nmap <leader>" ysiW"
 
  " Alias write and quit to leader
 nnoremap <leader>q :wq<CR>

.config/nvim/init/plug.vim

@@ -38,6 +38,7 @@ Plug 'junegunn/fzf'              " File selection with :FZF
  " Browse
 Plug 'tyru/open-browser.vim'     " :OpenBrowser, :OpenBrowserSearch
 Plug 'tyru/open-browser-github.vim'
+Plug 'KabbAmine/zeavim.vim'	" Integrate with Zeal (Dash) offline documentation
 
 " QOL
 Plug 'farmergreg/vim-lastplace'       " Automatically jump to last edit position