Only print 'passenger_native_support successfully loaded' if the native extension was downloaded or compiled
When autodetecting the Apache error log location, treat inability to read the config file the same as if the config file cannot be found. Fixes issue #1033.
When downloading precompiled native_support binaries, don't forget to use the right CA certificate
Update NEWS
The Passenger Standalone RuntimeInstaller should check whether the Nginx module source are installed