correct expected test output
enable high optimisation for libalgebra build
use silent-rules for aldormain generation
remove -Qinline-all everywhere except in the runtime
Merge branch 'master' of https://github.com/pippijn/aldor into pab/devel
algebra: Pretend removal

Most instances of 'R pretend X' where R is a domain replaced with simply R.
Remaining cases are mostly either skipped in the current compile (multpoly),
or "% pretend X", which can still be required (erroneously).