Barbar Addition

Added in barbar plugin to give us a tab line. Also added in keybinds
as follows for navigation:

<C-j> Previous Tab
<C-k> Next Tab
<C-h> Move Tab Left
<C-l> Move Tab Right

nvim/dot-config/nvim/lua/plugins/barbar.lua

@@ -0,0 +1,19 @@
+return {
+	"romgrk/barbar.nvim",
+	config = function()
+		require("barbar").setup({
+			init = function() vim.g.barbar_auto_setup = false end,
+			dependencies = {
+				'lewis6991/gitsigns.nvim',		-- Optional, for git status signs
+				'nvim-tree/nvim-web-devicons',		-- Optional, for file icons
+			},
+			opts = {
+				
+			},
+			vim.keymap.set('n', '<C-j>', ':BufferPrevious<CR>', {}),
+			vim.keymap.set('n', '<C-k>', ':BufferNext<CR>', {}),
+			vim.keymap.set('n', '<C-h>', ':BufferMovePrevious<CR>', {}),
+			vim.keymap.set('n', '<C-l>', ':BufferMoveNext<CR>', {}),
+		})
+	end
+}