sub-account-svr v1.2.0

1. Replace mongodb with rocksdb for build smt
2. Need to build service https://github.com/dotbitHQ/sub-account-store
3. Need to add configuration field "smt_server" for smt rpc server

sub-account-svr v1.1.0

1. mint & edit by update-sub-account action tx
2. add contract version check

v1.0.9

update lib.

v1.0.8

1. support for new character sets.
2. parse record support coin-type.

custom script

mint sub-account by custom-script

v1.0.6

support char '-'

fix edit sub account bug

less account witness

update lib

update lib(712)

update lib

update lib(712)

v1.0.2

support tron