doc: update dynare compatibility

(cherry picked from commit 372decfe)

doc/dynare.texi

@@ -442,7 +442,7 @@ If you want to give a URL, use the address of the Dynare website:
 @node Software requirements
 @section Software requirements
-Packaged versions of Dynare are available for Windows XP/Vista/7/8,
+Packaged versions of Dynare are available for Windows XP/Vista/7/8/10,
 @uref{http://www.debian.org,Debian GNU/Linux},
 @uref{http://www.ubuntu.com/,Ubuntu} and macOS 10.8 or later.  Dynare should
 work on other systems, but some compilation steps are necessary in that case.
@@ -455,7 +455,7 @@ In order to run Dynare, you need one of the following:
 MATLAB version 7.5 (R2007b) or above (MATLAB R2009b 64-bit for macOS);
 @item
-GNU Octave version 3.6 or above.
+GNU Octave version 4.2.1 or above.
 @end itemize
 Packages of GNU Octave can be downloaded on the