REQUIREMENTS.html: python now needed (https://trac.osgeo.org/grass/ticket/2236)

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@59856 15284696-431f-4ddb-bdfa-cd5b030d7da7

REQUIREMENTS.html

@@ -55,6 +55,11 @@ map formats<br>
 <a href="http://gdal.org">http://gdal.org</a>
 </li>
 
+<li><b>Python &gt;= 2.6</b> (for temporal framework, scripts, wxGUI, and ctypes interface)<br>
+<i>Note:</i> Python 3 support is still in development<br>
+<a href="http://www.python.org">http://www.python.org</a>
+</li>
+
 </ul>
 
 <h3>Optional requirements:</h3>
@@ -118,7 +123,7 @@ Server, <b>Mesa-3.x</b> (openGL clone) may be required for wxNVIZ<br>
 <a href="http://www.unixodbc.org">http://www.unixodbc.org</a>
 </li>
 
-<li><b>R language</b> (for the R statistical language interface)<br>
+<li><b>R Statistics</b> (for the R statistical language interface)<br>
 <a href="http://cran.r-project.org">http://cran.r-project.org</a>
 </li>
 
@@ -126,11 +131,6 @@ Server, <b>Mesa-3.x</b> (openGL clone) may be required for wxNVIZ<br>
   <a href="http://freetype.sourceforge.net">http://freetype.sourceforge.net</a>
 </li>
 
-<li><b>Python &gt;= 2.6</b> (for wxGUI and ctypes interface)<br>
-<i>Note:</i> Python 3 is not supported<br>
-<a href="http://www.python.org">http://www.python.org</a>
-</li>
-
 <li><b>Ctypes</b> (for ctypes interface)<br>
 Ctypes can be added as a third-party module in Python 2.3 and 2.4
 - <a href="http://pypi.python.org/pypi/ctypes/1.0.2">http://pypi.python.org/pypi/ctypes/1.0.2</a><br>