Release v2.4.0.0

Changes

• Sponsorship by @newhoggy
• added range-stats command, that prints out the length of the given range (a.b.c.d - e.f.g.h) by @dsturnbull
• Merge pull request #75 from haskell-works/range-stats-command added range-stats command, that prints out the length of the given range by @dsturnbull
• added hw-ip-gen library, that exposes MonadGen for some types by @dsturnbull
• Merge pull request #76 from haskell-works/add-gen-library added hw-ip-gen library, that exposes MonadGen for some types by @dsturnbull
• New version 2.4.0.0 by @dsturnbull