Changed relevant files to use get_cachedir() instead of using the now deprecated MAXSCALE_HOME.

server/core/test/testfeedback.c

@@ -73,17 +73,8 @@ int main(int argc, char** argv)
     char* cnf;
 
     hkinit();
-    home = getenv("MAXSCALE_HOME");
 
-    if(home == NULL)
-    {
-        FAILTEST("MAXSCALE_HOME was not defined.");
-    }
-    printf("Home: %s\n",home);
-
-    cnf = malloc(strlen(home) + strlen("/etc/MaxScale.cnf") + 1);
-    strcpy(cnf,home);
-    strcat(cnf,"/etc/MaxScale.cnf");
+    cnf = strdup("/etc/MaxScale.cnf");
 
     printf("Config: %s\n",cnf);
 
@@ -116,4 +107,4 @@ int main(int argc, char** argv)
         }
     mysql_library_end();
     return 0;
-}
+}