commit to nix a little more; removes redundent or useless directories and moves tmux configuration into nix folder

nix/home.nix

@@ -5,7 +5,6 @@ with lib;
 {
   home.packages = with pkgs; [
     htop
-    tmuxinator
     ripgrep
     ranger
     nox
@@ -29,6 +28,7 @@ with lib;
 
     initExtra = mkForce (''
       export NIX_PATH=$HOME/.nix-defexpr/channels:$NIX_PATH
+      export EDITOR=vim
 
       source $HOME/.nix-profile/etc/profile.d/nix.sh
       source $HOME/.nix-profile/share/fzf/key-bindings.zsh
@@ -46,6 +46,7 @@ with lib;
       plugins = [
         "git"
         "z"
+        "sudo"
         "nix-shell"
         "tmuxinator"
       ];
@@ -59,6 +60,9 @@ with lib;
 
   programs.tmux = {
     enable = true;
+    tmuxinator = {
+      enable = true;
+    };
   };
 
   programs.fzf = {
@@ -69,4 +73,8 @@ with lib;
 
   # Let Home Manager install and manage itself.
   programs.home-manager.enable = true;
+
+  home.file.".tmux.conf" = {
+    source = ./tmux/tmux.conf;
+  };
 }