Alpha 5 patch 9 hotfix 62

Added/changed:

• Added some info in help pages

• Added icons showing dwellings affected by smoke pollution when hovering polluting buildings

• Added "unlink" button to the field

• Reduced price for some of the barber surgery services, added this numbers in help

• Added a message when trying to cancel delivery order while it's already being carried out

• Slightly increased text contrast on tooltips

Fixed:

• Minimap displayed some buildings wrong

• Some random building could be selected on save load

• Previous picking update had some problems