latest HX release(mainnet)

1. fix crash existing in citizen node
2. reduce the cost of disk for hx node
3. fix display of my accounts

pls add --replay-blockchain when first launch hx_node

latest HX release(mainnet)

because
1.reduce cost of memory of hx_node
2.optimize the storage of contract

so when first launch this application, pls add --replay-blockchain as the startup options

latest HX release(mainnet)

because of modification of database, launched with --replay pls

latest HX release(mainnet)

No need to upgrade if no need for contract

latest HX release(mainnet)

1.2.21

fix bugs for compiling

latest HX release(mainnet)

need to add --replay when this version is first launched nor a failure info will be thrown up

latest HX release(mainnet)

1.2.19

Merge branch 'master' of https://github.com/HcashOrg/HyperExchange

latest HX release(mainnet)

Notification:
pls add --replay when launch hx_node

latest HX release(mainnet)

Update wallet.cpp

fix version

latest HX release(mainnet)

in case that network connections are still 0 or block height is never increasing , pls remove dir "blockchain" in dir chaindata and restart hx_node