Egg checks, fixes, and cleanup

fixed not taking egg buff flag into consideration in mob manager

fixed stamina bug and improved sanity check

Egg cleanups

src/ChatManager.hpp

@@ -3,6 +3,7 @@
 #include "CNShardServer.hpp"
 
 #define CMD_PREFIX '/'
+#define M_PI 3.14159265358979323846
 
 typedef void (*CommandHandler)(std::string fullString, std::vector<std::string>& args, CNSocket* sock);