Added small character conversations plus some improvements.

Gladamreal, Candalf and Rondel sometimes talk to each other. ( implemented a simple entity conversation module ) - The volume of music and sounds set during the game is saved and loaded correctly for the entire application. ( fix ). - The dragon nest cost in rare metals has been reduced by 20. - The chapel produces goods faster by 40 seconds. - Added 3 new badges to earn, including one for defeating the ancient spider Shebolah.