Drop needless --split-objs which slows us down.
Drop needless --split-objs which slows us down.

Involves tiny cleanup of all the dynflag bindings. Fixes #292.

Wizek/haddock,Acidburn0zzz/haddock,JPMoresmau/haddock,mrBliss/haddock,haskell/haddock,niteria/haddock,Helkafen/haddock,Mistuke/haddock,Fuuzetsu/haddock,beni55/haddock,sboosali/haddock,haskell/haddock,mrhania/haddock,Helkafen/haddock,adamse/haddock,JPMoresmau/haddock,Fuuzetsu/haddock,Helkafen/haddock,haskell/haddock,Acidburn0zzz/haddock,Fuuzetsu/haddock,jstolarek/haddock,sboosali/haddock,Acidburn0zzz/haddock,jgm/haddock,Mistuke/haddock,haskell/haddock,randen/haddock,Mistuke/haddock,haskell/haddock,esmolanka/haddock,jgm/haddock,mrBliss/haddock,esmolanka/haddock,sboosali/haddock,adamse/haddock,idontgetoutmuch/haddock,adamse/haddock,jstolarek/haddock,Wizek/haddock,lamefun/haddock,lamefun/haddock,niteria/haddock,idontgetoutmuch/haddock,mrBliss/haddock,idontgetoutmuch/haddock,randen/haddock,mrhania/haddock,lamefun/haddock,JPMoresmau/haddock,randen/haddock,Wizek/haddock,mrhania/haddock,niteria/haddock,Fuuzetsu/haddock,beni55/haddock,beni55/haddock,esmolanka/haddock