doc: Rewrite docstrings for ode* family of functions. * scripts/ode/module.mk: Remove extra newline. * ode45.m, odeget.m, odeset.m: Rewrite docstrings. * AbsRel_Norm.m, fuzzy_compare.m, hermite_quartic_interpolation.m, integrate_adaptive.m, integrate_const.m, integrate_n_steps.m, kahan.m, ode_struct_value_check.m, odepkg_event_handle.m, odepkg_structure_check.m, runge_kutta_45_dorpri.m, starting_stepsize.m: Don't break @deftypefn lines. Wrap lines at 80 columns rather than 72.

--- a/scripts/ode/private/AbsRel_Norm.m	Sat Oct 03 16:21:58 2015 -0400
+++ b/scripts/ode/private/AbsRel_Norm.m	Sat Oct 03 21:03:16 2015 -0700
@@ -17,7 +17,6 @@
 ## along with Octave; see the file COPYING.  If not, see
 ## <http://www.gnu.org/licenses/>.
 
-
 function res = AbsRel_Norm (x, x_old, AbsTol, RelTol, normcontrol, y)
 
   n = length (x);