Get rid of init scripts for rust, emacs and vim

It isn't very reliable.

modules/dev/rust.nix

@@ -21,12 +21,5 @@
     alias.rs  = "rustc";
     alias.rsp = "rustup";
     alias.ca  = "cargo";
-
-    init = ''
-      if [ ! -d "$RUSTUP_HOME" ]; then
-        ${pkgs.rustup}/bin/rustup update nightly
-        ${pkgs.rustup}/bin/rustup default nightly
-      fi
-    '';
   };
 }

modules/editors/emacs.nix

@@ -43,16 +43,6 @@
 
     env.PATH = [ "$HOME/.emacs.d/bin" ];
     zsh.rc = lib.readFile <config/emacs/aliases.zsh>;
-
-    # My emacs config is too stateful to manage with nix
-    init = ''
-      if [ ! -d "$HOME/.emacs.d" ]; then
-        ${pkgs.git}/bin/git clone https://github.com/hlissner/doom-emacs "$HOME/.emacs.d"
-      fi
-      if [ ! -d "$XDG_CONFIG_HOME/doom" ]; then
-        ${pkgs.git}/bin/git clone https://github.com/hlissner/doom-emacs-private "$XDG_CONFIG_HOME/doom"
-      fi
-    '';
   };
 
   fonts.fonts = [

modules/editors/vim.nix

@@ -13,12 +13,5 @@
     env.VIMINIT = "let \\$MYVIMRC='\\$XDG_CONFIG_HOME/nvim/init.vim' | source \\$MYVIMRC";
 
     alias.v = "nvim";
-
-    # My vim config is too stateful to manage with nix
-    init = ''
-      if [ ! -d "$XDG_CONFIG_HOME/nvim" ]; then
-        ${pkgs.git}/bin/git clone https://github.com/hlissner/.vim "$XDG_CONFIG_HOME/nvim"
-      fi
-    '';
   };
 }