[Flags] Use `option` instead of long cast statements#919

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abhinavsingh wants to merge 2 commits intodevelopfrom flags-refactor

+39-91

Commits on Dec 29, 2021

Use option instead of long cast statements. Also try to automate and delegate resolution to flag initializer. This makes flag class independent of cli arg names
abhinavsingh
committed

Commits on Jan 10, 2022

Merge branch 'develop' into flags-refactor
abhinavsingh
authored