nvim: Rename helpers module to util module

nvim/.config/nvim/lua/helpers/augroup.lua

@@ -1,27 +0,0 @@
--- augroup utility function
---
--- Let's you create and use autogroups through lua
--- which (as of now) is not possible through official nvim api
---
--- Cribbed from the very helpful https://icyphox.sh/blog/nvim-lua - Thank you!
---
--- Example usage settings.lua
--- local cmd = vim.cmd
--- local u = require('utils')
--- u.create_augroup({
---     { 'BufRead,BufNewFile', '/tmp/nail-*', 'setlocal', 'ft=mail' },
---     { 'BufRead,BufNewFile', '*s-nail-*', 'setlocal', 'ft=mail' },
--- }, 'ftmail')
--- cmd('au BufNewFile,BufRead * if &ft == "" | set ft=text | endif')
-
-local cmd = vim.cmd
-
-
-return function(cmds, groupname)
-    cmd('augroup ' .. groupname)
-    cmd('autocmd!')
-    for _, autocmd in ipairs(cmds) do
-        cmd('autocmd ' .. table.concat(autocmd, ' '))
-    end
-    cmd('augroup END')
-end

nvim/.config/nvim/lua/look.lua

@@ -1,7 +1,7 @@
 local b = require('base16')
 
 -- italic comments if supported
-local set_hl = require("helpers.highlight")
+local set_hl = require("util.highlight")
 set_hl("Comment", { gui = "italic" })
 vim.api.nvim_set_var('gruvbox_italic', 1)
 vim.api.nvim_set_var('one_allow_italics', 1)