add some comments in readME about performance
move operator[] to return const Option *
Apply suggestions from code review
Co-Authored-By: phlptp <top1@llnl.gov>
update readme and add some IniTests and fix a bug from the tests
add_flag_callback
add a few tests to capture the different paths
fix incorrectly updated CMAKE file, and add some subcommand test for option finding
add disable_flag_override and work out some kinks in the find option functions
add some more tests and fix a few bugs in as<> function for options
Allow general flag types and default values, add shortcut notation for retrieving values
