nvim: init.lua: Drop defaults

See :help nvim-defaults. The switchbuf setting was different than the
default though.

Drop cursorline settings as that doesn't make sense since we stopped
using relativenumber a while back.

nvim/.config/nvim/init.lua

@@ -1,38 +1,25 @@
-vim.o.laststatus     = 2
 vim.o.updatetime     = 100
 vim.o.scrolloff      = 3
 vim.o.sidescrolloff  = 5
 vim.o.textwidth      = 78
 vim.o.linespace      = 0
-vim.o.showcmd        = true
 vim.o.showmatch      = true
-vim.o.ruler          = true
-vim.o.autoindent     = true
-vim.o.errorbells     = false
 vim.o.modeline       = true
-vim.o.joinspaces     = false
 vim.o.showmode       = false
 vim.o.splitbelow     = true
 vim.o.splitright     = true
 vim.o.foldenable     = false
 vim.o.undofile       = true
-vim.o.hidden         = true
 vim.o.autochdir      = false
-vim.o.hlsearch       = true
 vim.o.startofline    = false
 vim.o.ignorecase     = true
 vim.o.smartcase      = true
 vim.o.magic          = true
-vim.o.autoread       = true
 vim.o.termguicolors  = true
 vim.o.fileformat     = 'unix'
 vim.o.inccommand     = 'split'
-vim.o.switchbuf      = 'useopen'
-vim.o.encoding       = 'utf-8'
 vim.o.mouse          = ''
 vim.o.completeopt    = 'menuone,noselect'
-vim.o.backspace      = 'indent,eol,start'
-vim.o.wildmenu       = true
 vim.o.wildmode       = 'longest:full,full'
 vim.o.wildoptions    = 'pum'
 vim.o.pumblend       = 30
@@ -45,8 +32,6 @@ vim.o.diffopt        = 'filler,internal,algorithm:histogram,indent-heuristic'
 vim.o.scrolloff      = 999
 vim.o.formatoptions  = "crqn1j"
 vim.o.signcolumn     = "auto:1-2"
-vim.o.cursorline     = true
-vim.o.cursorlineopt  = "number"
 
 vim.g.python3_host_prog       = '/usr/bin/python3'
 -- Disable providers we do not give a shit about