Philip Top 5b17abf22f default_val option call (#387) ...

* Fix invalid callback calls for default_val Option function.  the update adds a flag variable to control it, makes default_val exception safe and a template to convert from actual value types.

* update readme and fix some compilation issues on older compilers

* revert README.md with mistake erasures

* Update README.md

Co-authored-by: Henry Schreiner <HenrySchreinerIII@gmail.com>

2020-01-02 17:38:26 -05:00

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CLI

default_val option call (#387)

2020-01-02 17:38:26 -05:00