Add SLPJ/WDP 1.3 changes through 960404

Split Specialise.lhs into
	SpecMonad.lhs
	SpecMisc.lhs
	Specialise.lhs
To reduce heap-size requirements for compiling this module.

Removing more junk files

Removing junk .hi files

Final compiler stuff before Sansom renamer 960321

simonpj/sansom/partain/dnt 1.3 compiler stuff through 96/03/18

Final(?) 1.2-compiler base fixes

A tiny oops on SysMan.lc (WDP)

Minor doc fixes to SysMan.lc (WDP)

Add -no-hi-diffs flag (from dnt)

Small fix to unlit error-handling (from dnt)

After Andy Gill's late-95 changes

Alleged post-Sansom 0.27+ code

WDP 0.27 tidying up

Alleged 0.26-pl1 changes

Initial revision