Rename skygw_debug.h to debug.h

Also remove unneded includes in debug.h

avro/maxavro_record.c

@@ -14,7 +14,7 @@
 #include "maxavro.h"
 #include <maxscale/skygw_utils.h>
 #include <string.h>
-#include <maxscale/skygw_debug.h>
+#include <maxscale/debug.h>
 #include <maxscale/log_manager.h>
 #include <errno.h>
 

avro/maxavro_schema.c

@@ -14,7 +14,7 @@
 #include "maxavro.h"
 #include <jansson.h>
 #include <string.h>
-#include <maxscale/skygw_debug.h>
+#include <maxscale/debug.h>
 #include <maxscale/log_manager.h>
 
 static const MAXAVRO_SCHEMA_FIELD types[MAXAVRO_TYPE_MAX] =

avro/maxavrocheck.c

@@ -23,7 +23,7 @@
 #include <errno.h>
 #include <limits.h>
 #include <getopt.h>
-#include <maxscale/skygw_debug.h>
+#include <maxscale/debug.h>
 
 static int verbose = 0;
 static uint64_t seekto = 0;