Added specialization for #value on Booleans

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Explicit cast, as on master

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added the unrolling as for the other for loops.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added eager optimization for Array>>#putAll: with values

Signed-off-by: Stefan Marr <git@stefan-marr.de>