Updated installation FAQ entry on Python versions.

The 1.7 line is a reasonnable forecast, not a final decision.

docs/faq/install.txt

@@ -68,8 +68,10 @@ Django version Python versions
 1.1            2.3, 2.4, 2.5, 2.6
 1.2            2.4, 2.5, 2.6, 2.7
 1.3            2.4, 2.5, 2.6, 2.7
-**1.4**        **2.5, 2.6, 2.7**
-*1.5 (future)* *2.6, 2.7* and *3.2.3, 3.3 (experimental)*
+1.4            2.5, 2.6, 2.7
+1.5            2.6.5, 2.7 and 3.2.3, 3.3 (experimental)
+**1.6**        **2.6.5, 2.7** and **3.2.3, 3.3**
+*1.7 (future)* *2.7, 3.3 (to be confirmed)*
 ============== ===============
 
 Can I use Django with Python 3?