Display all parameters if random_mode == 0
Shows/hides parameters depending on random_mode
value.
WARNING: only been tested with the OSD, please check if this doesn't break e.g. sequence saving/loading.
$ git grep "parameters("|grep NULL
plugins/stable/output/SDL2/osd.c: json_t *j_params = plugins->selected->parameters(ctx, NULL);
src/bulfius_get.c: res = p->parameters(ctx, NULL);
src/bulfius_post.c: json_t *params = p->parameters(ctx, NULL);
src/plugin.c: json_t *j_params = plugins->selected->parameters(ctx, NULL);
src/sequence_save.c: json_t *j_params = (json_t *)p->parameters(NULL, NULL);
src/sequencemanager_command.c: json_t *j_params = plugins->selected->parameters(ctx, NULL);
src/sequencemanager_command.c: json_t *j_params = plugins->selected->parameters(ctx, NULL);