G&H's Catalonia - Guifré el Pelut for VP v.4

Change base national population requirement for each part of The Sagrada Familia

Following several points raised by @KlHannibal2

• Add Formation I
  
• Change Promotion Icon and description of Desperta Ferro

Bug fix :

• Some display bugs
• Important bug when the International Brigades were disbanded

Llotja :

• lose original building +2 Culture
  
• lose Culture cost of adopting new Policies reduced by 1%
• Gain +1 Production, Science and Culture per Llotja in all Cities

Crypt now 20% of building Production is converted into Great Merchant Points on completion of any building from Industrial era or later instead of 10%.

Aspe now 20% of building Production is converted into Great Engineer Points on completion of any building from Industrial era or later instead of 10%.