ox-latex: Change default value for `org-latex-caption-above'

* lisp/ox-latex.el (org-latex-caption-above): Change default value.

`org-latex-table-caption-above' is removed completely since default
value do not match anymore.

See <http://permalink.gmane.org/gmane.emacs.orgmode/91363>.

lisp/ox-latex.el

@@ -220,7 +220,7 @@
 
 ;;;; Generic
 
-(defcustom org-latex-caption-above t
+(defcustom org-latex-caption-above '(table)
   "When non-nil, place caption string at the beginning of elements.
 Otherwise, place it near the end.  When value is a list of
 symbols, put caption above selected elements only.  Allowed
@@ -234,8 +234,6 @@ symbols are: `image', `table', `src-block' and `special-block'."
 	       (const :tag "Tables" table)
 	       (const :tag "Source code" src-block)
 	       (const :tag "Special blocks" special-block))))
-(define-obsolete-variable-alias
-  'org-latex-table-caption-above 'org-latex-caption-above "25.1") ; Since 8.3.
 
 ;;;; Preamble