Biology Numbering

+ removed nested chapter reset/counter
+ latest compiled styles 

Testing:
Biology: http://naginata.cnx.rice.edu:9090/content/col10001/latest/
Biology Non-Majors: http://naginata.cnx.rice.edu:9090/content/col10006/latest/
Physics: http://naginata.cnx.rice.edu:9090/content/col10003/latest/
Sociology: http://naginata.cnx.rice.edu:9090/content/col10004/latest/