rtapi_compat: added rtapi_app checks to make sure the corresponding app
 	for a particular flavor is available
added xenomai_kernel
fix gcc version detection.
semicolon typo.
rtapi_compat: switched to checking for rtapi lib instead of rtapi app
Merge pull request #197 from kinsamanka/rtapi_compat_fix

Rtapi compat fix
Merge pull request #199 from bryant/small-fixes

Small fixes