More Generification Request

[saud2410]

There needs some more generification of existing lines.
I think i'll make and edit short comments a lot so that this issue can serve like public notepad.
Lines are mainly from translation files. I hope it would allow more natural translation for different language.

[saud2410]

• XP for new units => [+15] XP for new units (for example)
  Building: Barracks, Armory, Military Academy, Brandenburg Gate
  Policy: Total War(Autocracy)

• Requires at least one of the following resources worked near the city: => Requires at least one of the following resources worked near the city: [...]
  Building: Stone Works, Stable

• for => {...} for {...}
  Improvement: mine, farm, plantation, pasture, camp, fishing boats, oil well, quarry

Still adding...

[yairm210]

Looks like #3242