Removed old product / storage XML to database code.
Added function to lookup translation.
Added generic classes for evaluating formulas.
Extended database class to return full table.
Added functions to retrieve all resources.
Create resource information in view XML.
Add researches to the database.
Added building class.
Create dynamic buildings view from database content.
Added some translations.
Fixed missing resource ID in view XML.
Added key check for resources and costs in view XML.
Keep original object order.