add package options window and gui template for it
Improved package options window
Improved help for some advisors.
add english help pages
stringhelper rename utils. Improved package options dialog.
Nation type moved to world namepace. Prefect correctly attack enemies in
city.
Imrproved terrain model loading
add templates for simple animations
Simple animation now have configuration file.
improved mission & localization
Merge branch 'v5' of https://bitbucket.org/dalerank/caesaria into v5
Add some helps
refactoring GameDate->game::Date
refacrotoring GameSettings -> game::Settings, loader moved to game
namespace.
refactoring ClimateManager -> game::climate, city::Industry ->
city::industry
refactoring TileHelper -> gfx::util/config
refactoring GoodType/GoodStock -> good::Type/good::Stock
Add map border overlap alg.
Layers moved to namespace gfx::layer
add some helps