First set of plugins

* telescope
* colorscheme
* neotree
* lualine
* treesitter (seems to be broken)

nvim/lua/settings.lua

@@ -0,0 +1,8 @@
+vim.cmd("syntax on")
+vim.cmd("set expandtab")
+vim.cmd("set tabstop=4")
+vim.cmd("set softtabstop=4")
+vim.cmd("set shiftwidth=4")
+
+vim.g.mapleader = " "
+