NVIM Configuration Enhancements

- VIM: Keybindings for better coding
- Gitignore in common is now a hardlinked to the root one
- NVIM: Bash Alias added for Nvim
- VIM: settings added from VIM-sensible and Primeagen
- NVIM: Moved autocommands, keybindings & configurations specific to NVIM to lua/config
- Wezterm, tmux configured.
- Generic: Configurations moved inside $HOME/.config/ directory
- Generic: All aliases renamed to similar names.
- Generic: Relevant aliases added for reaching git root

common/.config/nvim/lua/plugins/undotree.lua

@@ -0,0 +1,6 @@
+return{
+    "mbbill/undotree",
+    config = function()
+        vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle)
+    end
+}