Hotfix : relaxed slightly qualification restrictions

-Public School costs more bureaucracy

hotfix :
- Terayaka nerfed
- Jews get specific qualification modifiers so they are more likely to qualify/ not qualify for some professions

update for 1.8
more granularity for qualifications

adjusted starting education laws for east Asia

bugfix : education institution no longer exists when "no schools" law is enacted

technical change : investment pool contribution bonuses from techs turned into efficiency bonuses (and compensated by starting malus in static modifiers)

delayed steel techs 1 era later.

technical change : revert back the base free construction point in base value but made some techs (one era 1 and one era 2) reduce it instead.
So early game is less rough for very tiny countries while avoiding most of the issues given by free CP

reduced base free construction point from 10 to 5
Part of the solution against a major exploit