zsh: slight alias modification

.gitconfig

@@ -1,24 +1,28 @@
 [init]
 	defaultBranch = trunk
+
 [credential]
 	helper = store
+
 [pull]
 	rebase = false
+
 [user]
 	email = blakelysnorth@gmail.com
 	name = PowerUser64
+
 [alias]
 	tree = log --graph --abbrev-commit --decorate --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(dim white)- %an%C(reset)%C(bold yellow)%d%C(reset)' --all
 	lg = tree
 	sub = submodule
+	pl = pull
+	ps = push
 	s = status
-	p = pull
-	pu = push
 	a = add
 	c = commit
 	ca = commit -a
 	cam = commit --amend
 	caam = commit -a --amend
-	dh = diff HEAD
+	d = diff
 
 # vim:noet