Various changes to make the type checker happy.
Minor renamings in Rascal grammar for the benefit of the compiler
Replaced "boot" schema by "home" schema (former does not work)
Regenerated parser
Steps towards self-compilation
Adapted to new muRascal parsing structure
Commented out problematic (experimental) parse function
Merge branch 'master' of https://github.com/cwi-swat/rascal.git