fix: update to news items

Author: cjakeman

Source/Documentation/Manual/news.rst

@@ -15,6 +15,7 @@ What's been added
 -----------------
 
 - detailed map which tracks player train
+- self-installing content
 - partial turntables
 - cab controls operated remotely from a tablet or control desk
 - animations for cab windows
@@ -30,6 +31,7 @@ What's been improved
 --------------------
 
 - sky, sunrise and sunset appearance
+- auto-pilot extended to timetables
 - wheelslip, exhaust and steam
 - layout of map window
 - F9 menu for controlling cars and brakes