Infrastructure to filter commandline arguments#5237

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merijn merged 3 commits intohaskell:masterfrom

merijn:filter-flags

Apr 17, 2018

Commits on Mar 28, 2018

Basic infrastructure for filtering the command-line arguments for programs from
merijn
committed

Commits on Apr 5, 2018

Rework flag normalisation to include `PackageDescription`.
merijn
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Commits on Apr 10, 2018

Include Cabal's list of known programs so the filtering code actually runs.
merijn
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