strip trailing whitespace from most source files * NEWS, doc/interpreter/contributors.in, doc/interpreter/func.txi, doc/interpreter/genpropdoc.m, doc/interpreter/octave_logo.eps, doc/interpreter/plot.txi, doc/interpreter/stmt.txi, examples/data/Makefile.am, libinterp/corefcn/data.cc, libinterp/corefcn/debug.cc, libinterp/corefcn/error.cc, libinterp/corefcn/file-io.cc, libinterp/corefcn/gl-render.cc, libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h, libinterp/corefcn/load-path.cc, libinterp/corefcn/pr-output.cc, libinterp/corefcn/pt-jit.cc, libinterp/corefcn/strfind.cc, libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h, libinterp/corefcn/urlwrite.cc, libinterp/corefcn/variables.cc, libinterp/octave-value/ov-classdef.cc, libinterp/octave-value/ov-classdef.h, libinterp/octave.cc, libinterp/parse-tree/lex.h, libinterp/parse-tree/oct-parse.in.yy, libinterp/parse-tree/pt-classdef.h, liboctave/system/file-ops.cc, liboctave/system/oct-env.cc, m4/acinclude.m4, scripts/deprecated/finite.m, scripts/deprecated/fmod.m, scripts/deprecated/fnmatch.m, scripts/deprecated/luinc.m, scripts/deprecated/octave_tmp_file_name.m, scripts/deprecated/syl.m, scripts/deprecated/usage.m, scripts/general/inputParser.m, scripts/general/interp1.m, scripts/general/interp2.m, scripts/general/interp3.m, scripts/general/isequal.m, scripts/general/private/__isequal__.m, scripts/geometry/voronoi.m, scripts/image/image.m, scripts/image/imshow.m, scripts/image/ind2rgb.m, scripts/linear-algebra/bandwidth.m, scripts/linear-algebra/isbanded.m, scripts/miscellaneous/bzip2.m, scripts/miscellaneous/cast.m, scripts/miscellaneous/copyfile.m, scripts/miscellaneous/delete.m, scripts/miscellaneous/fullfile.m, scripts/miscellaneous/getappdata.m, scripts/miscellaneous/gunzip.m, scripts/miscellaneous/isappdata.m, scripts/miscellaneous/ls.m, scripts/miscellaneous/mex.m, scripts/miscellaneous/movefile.m, scripts/miscellaneous/orderfields.m, scripts/miscellaneous/recycle.m, scripts/miscellaneous/rmappdata.m, scripts/miscellaneous/setfield.m, scripts/miscellaneous/symvar.m, scripts/miscellaneous/tar.m, scripts/miscellaneous/tmpnam.m, scripts/miscellaneous/unpack.m, scripts/miscellaneous/ver.m, scripts/miscellaneous/what.m, scripts/miscellaneous/xor.m, scripts/miscellaneous/zip.m, scripts/optimization/fminbnd.m, scripts/optimization/sqp.m, scripts/path/private/getsavepath.m, scripts/path/savepath.m, scripts/pkg/pkg.m, scripts/pkg/private/installed_packages.m, scripts/plot/draw/plotyy.m, scripts/plot/draw/polar.m, scripts/plot/draw/private/__quiver__.m, scripts/plot/draw/private/__scatter__.m, scripts/plot/draw/private/__stem__.m, scripts/plot/draw/surface.m, scripts/plot/draw/surfnorm.m, scripts/plot/util/copyobj.m, scripts/plot/util/hgload.m, scripts/plot/util/hgsave.m, scripts/plot/util/isprop.m, scripts/plot/util/linkprop.m, scripts/plot/util/private/__go_draw_axes__.m, scripts/set/setdiff.m, scripts/set/union.m, scripts/signal/periodogram.m, scripts/sparse/eigs.m, scripts/sparse/ilu.m, scripts/sparse/qmr.m, scripts/sparse/sprand.m, scripts/sparse/sprandn.m, scripts/specfun/beta.m, scripts/specfun/ellipke.m, scripts/specfun/isprime.m, scripts/statistics/base/lscov.m, scripts/testfun/__run_test_suite__.m, scripts/testfun/test.m: Strip trailing whitespace.

--- a/scripts/statistics/base/lscov.m	Tue Jan 20 10:24:46 2015 -0500
+++ b/scripts/statistics/base/lscov.m	Tue Jan 20 10:29:54 2015 -0500
@@ -20,8 +20,8 @@
 ## @deftypefnx {Function File} {[@var{x}, @var{stdx}, @var{mse}, @var{S}] =} lscov (@dots{})
 ##
 ## Compute a generalized linear least squares fit.
-## Estimate @var{x} under the model @var{b} = @var{A}@var{x} + @var{w}, 
-## where the noise @var{w} is assumed to follow a normal distribution 
+## Estimate @var{x} under the model @var{b} = @var{A}@var{x} + @var{w},
+## where the noise @var{w} is assumed to follow a normal distribution
 ## with covariance matrix @math{{\sigma^2} V}.
 ##
 ## If the size of the coefficient matrix @var{A} is n-by-p, the
@@ -55,16 +55,16 @@
   if (nargin < 2 || (rows (A) != rows (b)))
     print_usage ();
   endif
-  
+
   n = rows (A);
   p = columns (A);
   k = columns (b);
-  
+
   if (! isempty (V))
     if (rows (V) != n || ! any (columns (V) == [1 n]))
       error ("lscov: V should be a square matrix or a vector with the same number of rows as A");
     endif
-    
+
     if (isvector (V))
       ## n-by-1 vector of inverse variances
       v = diag (sqrt (V));
@@ -81,26 +81,26 @@
         [B, lambda] = eig (V);
         image_dims = (diag (lambda) > 0);
         B = B(:, image_dims) * sqrt (lambda(image_dims, image_dims));
-      end_try_catch     
+      end_try_catch
       A = B \ A;
       b = B \ b;
     endif
   endif
-  
+
   pinv_A = pinv (A); #pseudoinverse
 
   x = pinv_A * b;
-  
+
   if (isargout (3))
     dof = n - p; #degrees of freedom remaining after fit
     SSE = sumsq (b - A * x);
     mse = SSE / dof;
   endif
-  
+
   s = pinv_A * pinv_A';
 
   stdx = sqrt (diag (s) * mse);
-  
+
   if (isargout (4))
     if (k == 1)
       S = mse * s;
@@ -150,16 +150,16 @@
 
 %!test
 %! ## Adapted from example in Matlab documentation
-%! x1 = [.2 .5 .6 .8 1.0 1.1]'; 
-%! x2 = [.1 .3 .4 .9 1.1 1.4]'; 
-%! X = [ones(size(x1)) x1 x2]; 
+%! x1 = [.2 .5 .6 .8 1.0 1.1]';
+%! x2 = [.1 .3 .4 .9 1.1 1.4]';
+%! X = [ones(size(x1)) x1 x2];
 %! y = [.17 .26 .28 .23 .27 .34]';
 %! [b, se_b, mse, S] = lscov(X, y);
 %! assert(b, [0.1203 0.3284 -0.1312]', 1E-4);
 %! assert(se_b, [0.0643 0.2267 0.1488]', 1E-4);
 %! assert(mse, 0.0015, 1E-4);
 %! assert(S, [0.0041 -0.0130 0.0075; -0.0130 0.0514 -0.0328; 0.0075 -0.0328 0.0221], 1E-4);
-%! w = [1 1 1 1 1 .1]'; 
+%! w = [1 1 1 1 1 .1]';
 %! [bw, sew_b, msew] = lscov (X, y, w);
 %! assert(bw, [0.1046 0.4614 -0.2621]', 1E-4);
 %! assert(sew_b, [0.0309 0.1152 0.0814]', 1E-4);