Uncrustify maxscale

See script directory for method. The script to run in the top level
MaxScale directory is called maxscale-uncrustify.sh, which uses
another script, list-src, from the same directory (so you need to set
your PATH). The uncrustify version was 0.66.

maxscale-system-test/bug664.cpp

@@ -8,7 +8,7 @@
 
 #include "testconnections.h"
 
-int main(int argc, char *argv[])
+int main(int argc, char* argv[])
 {
     TestConnections test(argc, argv);
     test.check_maxscale_alive(0);