Encampment has Adjacency bonuses

It makes Encampments not so underwhelming by giving them adjacency bonuses. Features: 1. Encampment, Ikanda and Thanh have adjacency bonuses: - Major adjacency bonus (+2 Production) from Industrial Zone (Tanks are produced in factories.) and Ley Line. - Standard adjacency bonus (+1 Production) from Strategic Resources (Raw materials for weapons and ammunition.) and Government Plaza. - Minor adjacency bonus (+0. 5 Production) from other districts and Forts (Roman Fort, Pa, Great Wall, Alcazar, Vampire Castle. Forts are mini-Encampments.). 2. Bastions policy gives Encampment +100% adjacency bonus in addition to wall strength. It doesn't obsolete. 3. Japan's Encampment gets +1 Production instead of +0. 5 from other districts. 4. Nubian Pyramids get +1 Production when adjacent to Encampment.