'<' to decrease and '>' to increase. Rudder trim on the Cessna 172 is
static, and has to be set before the flight using the
/controls/rudder-trim property.
preferences.xml, and added <sim>...</sim> tags back into the *-set.xml
files. You need the newest FlightGear CVS changes to use together
with these changes.
more intuitive. We switch to an include in the preferences.xml to include
the default model, and then if the user specifies --aircraft=, that is
expanded immediately so portions can be overwritten by subsequent command
line options.
This required a slight format change to all the *-set.xml files.
