add support to run_cmd_qa to supply a list of answers
fix remarks
fix docstring
cycle through list of answers rather than deleting answers
take copy of list in time
bump vsc-base
Merge pull request #887 from boegel/run_cmd_qas

add support to run_cmd_qa to supply a list of answers
initialize build options through init_build_options in config module
get rid of build_options named arguments, use config.build_option function instead
move default build options to config.py module, make sure that init_build_options initializes a full set of build options
clean up providing default value to build_option function