engine_blob: add_range() member function

src/rose/rose_build_engine_blob.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, Intel Corporation
+ * Copyright (c) 2016-2017, Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -106,6 +106,11 @@ public:
         return offset;
     }
 
+    template<typename Range>
+    u32 add_range(const Range &range) {
+        return add(begin(range), end(range));
+    }
+
     u32 add_iterator(const std::vector<mmbit_sparse_iter> &iter) {
         auto cache_it = cached_iters.find(iter);
         if (cache_it != cached_iters.end()) {