Several small fixes

- Added Visual Studio solution for C client example.
 - Fixed inconsistent indentation in C client example.
 - Changed default behavior in MATLAB client's sendCTRL function to leave unchanged instead of setting default values.
 - Fixed sendPOSI and sendDATA sections of the MATLAB example.
 - Fixed port number in the C and C++ setCONN tests.

MATLAB/+XPlaneConnect/sendCTRL.m

@@ -47,7 +47,7 @@ import XPlaneConnect.*
     dataStream = header; %TODO-ADD ACFT
     
     % Deal with position update
-    control = [0, 0, 0, 0.8, 0, 1];
+    control = [-998.5, -998.5, -998.5, -998.5, -998.5, -998.5];
     
     for i=1:min(length(ctrl),length(control))
         control(i) = ctrl(i);