Follow coding convention of defining and initializing only 1 variable per line in liboctinterp. * libinterp/corefcn/balance.cc, libinterp/corefcn/bsxfun.cc, libinterp/corefcn/cellfun.cc, libinterp/corefcn/data.cc, libinterp/corefcn/dlmread.cc, libinterp/corefcn/dot.cc, libinterp/corefcn/eig.cc, libinterp/corefcn/find.cc, libinterp/corefcn/gcd.cc, libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/graphics.cc, libinterp/corefcn/kron.cc, libinterp/corefcn/load-save.cc, libinterp/corefcn/lookup.cc, libinterp/corefcn/ls-hdf5.cc, libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/lu.cc, libinterp/corefcn/max.cc, libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-obj.cc, libinterp/corefcn/oct-stream.cc, libinterp/corefcn/sparse.cc, libinterp/corefcn/sqrtm.cc, libinterp/corefcn/str2double.cc, libinterp/corefcn/strfind.cc, libinterp/corefcn/strfns.cc, libinterp/corefcn/tril.cc, libinterp/corefcn/txt-eng-ft.cc, libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc, libinterp/dldfcn/__delaunayn__.cc, libinterp/dldfcn/qr.cc, libinterp/dldfcn/symrcm.cc, libinterp/dldfcn/tsearch.cc, libinterp/octave-value/ov-base-diag.cc, libinterp/octave-value/ov-base-int.cc, libinterp/octave-value/ov-base-mat.cc, libinterp/octave-value/ov-bool-mat.cc, libinterp/octave-value/ov-bool-sparse.cc, libinterp/octave-value/ov-bool.cc, libinterp/octave-value/ov-cell.cc, libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-cx-diag.cc, libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-sparse.cc, libinterp/octave-value/ov-fcn-handle.cc, libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-float.cc, libinterp/octave-value/ov-flt-complex.cc, libinterp/octave-value/ov-flt-cx-diag.cc, libinterp/octave-value/ov-flt-cx-mat.cc, libinterp/octave-value/ov-flt-re-diag.cc, libinterp/octave-value/ov-flt-re-mat.cc, libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-range.cc, libinterp/octave-value/ov-re-diag.cc, libinterp/octave-value/ov-re-mat.cc, libinterp/octave-value/ov-re-sparse.cc, libinterp/octave-value/ov-scalar.cc, libinterp/octave-value/ov-str-mat.cc, libinterp/octave-value/ov-usr-fcn.cc, libinterp/parse-tree/pt-cbinop.cc, libinterp/parse-tree/pt-eval.cc, libinterp/parse-tree/pt-mat.cc: Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.

--- a/libinterp/corefcn/gcd.cc	Thu Dec 05 09:48:11 2013 -0800
+++ b/libinterp/corefcn/gcd.cc	Thu Dec 05 10:50:17 2013 -0800
@@ -125,8 +125,9 @@
   double aa = fabs (a);
   double bb = fabs (b);
 
-  double xx = 0, yy = 1;
-  double lx = 1, ly = 0;
+  double xx, lx, yy, ly;
+  xx = 0, lx = 1;
+  yy = 1, ly = 0;
 
   while (bb != 0)
     {
@@ -161,7 +162,8 @@
     (*current_liboctave_error_handler)
       ("gcd: all complex parts must be integers");
 
-  std::complex<FP> aa = a, bb = b;
+  std::complex<FP> aa = a;
+  std::complex<FP> bb = b;
   bool swapped = false;
   if (abs (aa) < abs (bb))
     {
@@ -169,8 +171,9 @@
       swapped = true;
     }
 
-  std::complex<FP> xx = 0, lx = 1;
-  std::complex<FP> yy = 1, ly = 0;
+  std::complex<FP> xx, lx, yy, ly;
+  xx = 0, lx = 1;
+  yy = 1, ly = 0;
 
   while (abs(bb) != 0)
     {
@@ -204,8 +207,9 @@
 {
   T aa = a.abs ().value ();
   T bb = b.abs ().value ();
-  T xx = 0, lx = 1;
-  T yy = 1, ly = 0;
+  T xx, lx, yy, ly;
+  xx = 0, lx = 1;
+  yy = 1, ly = 0;
 
   while (bb != 0)
     {
@@ -347,7 +351,8 @@
       bool incb = bb.numel () != 1;
 
       T *gptr = gg.fortran_vec ();
-      T *xptr = xx.fortran_vec (), *yptr = yy.fortran_vec ();
+      T *xptr = xx.fortran_vec ();
+      T *yptr = yy.fortran_vec ();
 
       octave_idx_type n = gg.numel ();
       for (octave_idx_type i = 0; i < n; i++)