require cl-lib to fix fallout from mhtml series

* lisp/align.el, lisp/calc/calc-embed.el, lisp/cedet/semantic.el,
lisp/emulation/viper.el: Require cl-lib.

Author: tromey

lisp/align.el

@@ -118,6 +118,8 @@
 
 ;;; Code:
 
+(require 'cl-lib)
+
 (defgroup align nil
   "Align text to a specific column, by regexp."
   :version "21.1"

lisp/calc/calc-embed.el

@@ -27,6 +27,7 @@
 
 (require 'calc-ext)
 (require 'calc-macs)
+(require 'cl-lib)
 
 ;; Declare functions which are defined elsewhere.
 (declare-function thing-at-point-looking-at "thingatpt"

lisp/cedet/semantic.el

@@ -37,6 +37,7 @@
 (require 'cedet)
 (require 'semantic/tag)
 (require 'semantic/lex)
+(require 'cl-lib)
 
 (defvar semantic-version "2.2"
   "Current version of Semantic.")

lisp/emulation/viper.el

@@ -14,6 +14,8 @@
 ;; filed in the Emacs bug reporting system against this file, a copy
 ;; of the bug report be sent to the maintainer's email address.
 
+(require 'cl-lib)
+
 (defconst viper-version "3.14.2 of July 4, 2013"
   "The current version of Viper")