nvim: replace deprecated lsp, fix keymaps

sub/nvim/after/plugin/lspconfig.lua

@@ -39,7 +39,7 @@ end
 
 -- Use a loop to conveniently call 'setup' on multiple servers and
 -- map buffer local keybindings when the language server attaches
-local servers = { 'pyright', 'sumneko_lua', 'rust_analyzer' }
+local servers = { 'pyright', 'lua_ls', 'rust_analyzer' }
 for _, lsp in ipairs(servers) do
   nvim_lsp[lsp].setup {
     on_attach = on_attach,

sub/nvim/lua/base/keys/keys.lua

@@ -27,7 +27,12 @@ map('n', '<Enter>', 'o<ESC>', opts)
 map('n', '<Space>', 'O<ESC>', opts)
 
 -- x to blackhole
-map('n', 'x', '"_x', opts)
+map({'n', 'v'}, 'x', '"_x', opts)
+
+
+-- Put without overwrite yanked text
+map('x', 'p', 'P', opts)
+
 
 -- Increment/decrement
 map('n', '+', '<C-a>', opts)

sub/nvim/lua/base/options.lua

@@ -9,6 +9,7 @@ opt.number = true
 opt.relativenumber = true
 
 
+opt.clipboard:append { 'unnamed' }
 opt.clipboard:append { 'unnamedplus' }
 
 opt.shm = opt.shm["_value"] .. "I"  -- disable startup message