* refactor cli tests
* update_son_votes tests
* list_sons test
* test changes in get_global_properties() result
* fix generate_block failure
* fix update_son_votes test
* improve update_son cli test
* fix linking errors
* refactor select_top_fifteen_sons test
* refactor other son cli tests to use son_test_helper
* create_vesting call in wallet_api
* test fix
* fix create_son in wallet_api and cli tests
* issue - 154: Don't allow to vote when vesting balance is 0
* changes to withdraw_vesting feature(for both cdd and GPOS)
* Comments update
* update to GPOS hardfork ref
* fix for get_vesting_balance API call
* braces update
* Create .gitlab-ci.yml
* fixing build errors (#150)
* fixing build errors
vest type correction
* fixing build errors
vest type correction
* fixes
new Dockerfile
* vesting_balance_type correction
vesting_balance_type changed to normal
* gcc5 support to Dockerfile
gcc5 support to Dockerfile
* Changes to compiple with GCC 7(Ubuntu 18.04)
* changes to have separate methods and single withdrawl fee for multiple vest objects
* 163-fix, Return only non-zero vesting balances
* Revert "Revert "GPOS protocol""
This reverts commit 67616417b7.
* add new line needed to gpos hardfork file
* comment temporally cli_vote_for_2_witnesses until refactor or delete
* fix gpos tests
* fix gitlab-ci conflict
* SON-108 - Add cli wallet tests for create_son
* Add info message at the beginning and end of the SON CLI tests
* Minor output message change
* Enable Boost test messages in unit tests
