flake: removed neovim

I removed some dead code and also the providing of neovim since it
interfered with plugins (nixpkgs telescope required a neovim version >=
0.9).

Author: Matthieu Coudron

flake.nix

@@ -13,27 +13,13 @@
 
         mkDevShell = luaVersion:
           let
-            # luaPkgs = pkgs."lua${luaVersion}".pkgs;
             luaEnv = pkgs."lua${luaVersion}".withPackages (lp: with lp; [
               busted
               luacheck
               luarocks
             ]);
             neovimConfig = pkgs.neovimUtils.makeNeovimConfig {
               plugins = with pkgs.vimPlugins; [
-                { 
-                  plugin = packer-nvim;
-                  type = "lua";
-                  config = ''
-                    require('packer').init({
-                      luarocks = {
-                        python_cmd = 'python' -- Set the python command to use for running hererocks
-                      },
-                    })
-                    -- require my own manual config
-                    require('init-manual')
-                  '';
-                }
                 { plugin = (nvim-treesitter.withPlugins (
                     plugins: with plugins; [
                       tree-sitter-lua
@@ -45,7 +31,7 @@
                 { plugin = plenary-nvim; }
               ];
               customRC = "";
-	      wrapRc = false;
+              wrapRc = false;
             };
             myNeovim = pkgs.wrapNeovimUnstable pkgs.neovim-unwrapped neovimConfig;
           in
@@ -55,8 +41,6 @@
               pkgs.sumneko-lua-language-server
               luaEnv
               pkgs.stylua
-              myNeovim
-              # pkgs.neovim  # assume user has one already installed
             ];
 
             shellHook = let 
@@ -68,29 +52,21 @@
                         tree-sitter-json
                       ]
                     ))];
-                      # opt = map (x: x.plugin) pluginsPartitioned.right;
                 };
-              # };
               packDirArgs.myNeovimPackages = myVimPackage;
             in 
               ''
-                export DEBUG_PLENARY="debug"
-                cat <<-EOF > minimal.vim
-                  set rtp+=.
-                  set packpath^=${pkgs.vimUtils.packDir packDirArgs}
-                EOF
+              export DEBUG_PLENARY="debug"
+              cat <<-EOF > minimal.vim
+                set rtp+=.
+                set packpath^=${pkgs.vimUtils.packDir packDirArgs}
+              EOF
               '';
           };
 
       in
       {
 
-        # packages = {
-        #   default = self.packages.${system}.luarocks-51;
-        #   luarocks-51 = mkPackage "5_1";
-        #   luarocks-52 = mkPackage "5_2";
-        # };
-
         devShells = {
           default = self.devShells.${system}.luajit;
           luajit = mkDevShell "jit";