Improve configs

.config/zsh/.zshrc

@@ -73,6 +73,9 @@ plugin_path="$ZSH_CUSTOM/plugins"
 autoinstall git \
 	"https://github.com/zsh-users/zsh-syntax-highlighting.git" \
 	"$plugin_path/zsh-syntax-highlighting"
+autoinstall git \
+	"https://github.com/spwhitt/nix-zsh-completions.git" \
+	"$plugin_path/nix-zsh-completions"
 autoinstall file \
 	"https://gist.githubusercontent.com/oshybystyi/475ee7768efc03727f21/raw/4bfd57ef277f5166f3070f11800548b95a501a19/git-auto-status.plugin.zsh" \
 	"$plugin_path/git-auto-status/git-auto-status.plugin.zsh"
@@ -95,6 +98,7 @@ plugins=(
 	'git-auto-status'
 	'jump'
 	'laravel5'
+	'nix-zsh-completions'
 	'rust'
 	'safe-paste'
 	'sudo'