Improved tilemap options (size/cell/tilebase)
tree object add
check tree flat\high
improved game arch
fix animations for recruter
Fix finding SDL2 lib for windows
fix ground drawing for big building
draw current tile overlay
Merge branch 'v5' of https://bitbucket.org/dalerank/caesaria into v5
Update .travis.yml
resolve help in education,finance,health,population,ratings,religion advisors
Merge branch 'v5' of https://github.com/dalerank/caesaria-game into v5
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