dev-haskell/hledger-web: Add USE descriptions
dev-haskell/hlint: Add USE description
dev-haskell/hmatrix-gsl-stats: Add USE description
dev-haskell/hprotoc: Add USE description
dev-haskell/hslogger: Fix various issues
dev-haskell/hslua: Add USE description
dev-haskell/hsp: Add USE description
dev-haskell/hsqml: Add USE descriptions
dev-haskell/hssyck: Add USE description
dev-haskell/hsx: Add USE description
dev-haskell/imagemagick: Add USE description
dev-haskell/jmacro: Add USE description
dev-haskell/llvm-base: Add USE description
dev-haskell/llvm: Add USE description