Initial documentation for broadcasting and general vectorization guidelines * vectorize.txi: New file. * NEWS: Update with location of broadcasting documentation. * Makefile.am: Add vectorize.texi * arith.txi: Move accumarray and accumdim docstring to vectorize.txi * container.txi: Move structfun docstring to vectorize.txi * expr.txi: Mention broadcasting where relevant. * func.txi: Move vectorize docstring to vectorize.txi * matrix.txi: Move function application section to vectorize.txi * octave.texi: Add vectorize.txi and its menu options * sparse.txi: Move spfun to vectorize.txi * tips.txi: Move and rewrite coding tips section in vectorize.txi * bsxfun.h (is_valid_bsxfun, is_valid_inplace_bsxfun): Rename warning to "Octave:broadcast" * accumdim.m: Reformat to use @example in lieu of @smallexample * warning_ids.m: Add Octave:broadcast * bsxfun.cc: Reword docstring to mention broadcasting * cellfun.cc: Move comment about efficiency from tips.txi * version.h.in: Add a big startup warning about broadcasting

--- a/NEWS	Tue Dec 27 15:03:35 2011 -0500
+++ b/NEWS	Tue Dec 27 15:15:41 2011 -0500
@@ -42,8 +42,8 @@
 
       +=  -=  .+=  .-=  .*=  ./=  .\=  .^=  .**=  &=  |=
 
-    See the new "Broadcasting Operations" chapter in the manual for more
-    details.
+    See the "Broadcasting" section in the new "Vectorization and Faster
+    Code Execution" chapter of the manual for more details.
 
  ** Octave now features a profiler, thanks to the work of Daniel Kraft
     under the Google Summer of Code mentorship program.  The manual has