Simplify cut code

snippets/org-mode/arrowdouble

@@ -1,5 +0,0 @@
-# -*- mode: snippet -*-
-# name: arrowdouble
-# key: <->
-# --
-↔

snippets/org-mode/arrowleft

@@ -1,5 +0,0 @@
-# -*- mode: snippet -*-
-# name: arrowleft
-# key: <-
-# --
-←

snippets/org-mode/arrowright

@@ -1,5 +0,0 @@
-# -*- mode: snippet -*-
-# name: arrowright
-# key: ->
-# --
-→

snippets/org-mode/dwcut

@@ -1,10 +1,6 @@
 # name: dreamwidth-cut
 # key: dwcut
 # --
-#+BEGIN_EXPORT html
+#+HTML: <cut text="$1">
-  <cut text="$1">
-#+END_EXPORT
 $0
-#+BEGIN_EXPORT html
+#+HTML: </cut>
-  </cut>
-#+END_EXPORT

snippets/org-mode/time

@@ -1,6 +0,0 @@
-# name: insert-time
-# key: time
-# type: command
-# binding: C-x t
-# --
-(insert (format-time-string "%H:%M"))