[pom] Remove UTF-8 BOM and update cglib to 3.2.2
[pom] Remove UTF-8 BOM and update cglib to 3.2.2

VioletLife/mybatis-3,harawata/mybatis-3,wuwen5/mybatis-3,fromm0/mybatis-3,nyer/mybatis-3,zhangwei5095/mybatis3-annotaion,VioletLife/mybatis-3,lknny/mybatis-3,fromm0/mybatis-3,nyer/mybatis-3,raupachz/mybatis-3,langlan/mybatis-3,mybatis/mybatis-3,hazendaz/mybatis-3,harawata/mybatis-3