Fixed binary size issue due to embedded checkpoint data.

Fixed OSX compilation issues due to random lmdb resize points.
Fixed infinite loop bug when calling core::get_block_template(..).

src/blockchain_db/lmdb/db_lmdb.cpp

@@ -30,6 +30,7 @@
 #include <boost/filesystem.hpp>
 #include <memory>  // std::unique_ptr
 #include <cstring>  // memcpy
+#include <random>
 
 #include "cryptonote_core/cryptonote_format_utils.h"
 #include "crypto/crypto.h"