Adding missing header includes to botlib files. Thanks to Ben Millwood for patch. (#4237)

code/botlib/be_ea.c

@@ -36,6 +36,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #include "l_struct.h"
 #include "botlib.h"
 #include "be_interface.h"
+#include "be_ea.h"
 
 #define MAX_USERMOVE				400
 #define MAX_COMMANDARGUMENTS		10