Unit v0.3.1

• remove unused objects

Unit v0.3.0

• Fixed finding balance
• Changed block_handler's deque from c++ std::vector to thread-safe container
• Implement instruction on server for getting transactions pool's size
• Fixed bug with tokens balance

Unit v0.2.9

Fixed small bug with genesis block

Unit v0.2.8

returning tx's hash, update cmakelists.txt

Unit v0.2.7

Fixed bug with std::map

Unit v0.2.6

• Remove nlohmann json.
• Fixed memory corruption(due rocksdb).
• Memory consumption less than 300 MB on peak.

Unit v0.2.5

Update server(@TorgaW) & block handler

Be careful. Unit may takes 19 GB of RAM while processing transactions

Unit v0.2.4

Remove nlohmann from DB and VM.h/VM.cpp

Unit v0.2.3

Fixed bugs:

• creating tokens
• not freed memory in finding transactions

Unit v0.2.2

Add finding transaction