Found in: /wiz/mimi/update/m_skills.c

This function used to award a player some expercce of certain
skills para award_exp(int num,string skill)
if skill is "" or empty then award to one of the three basic
skills randomly
Example:  .fire->award_exp(1000,"sk_wuli");
          CHAR_D->find_char("row")->award_exp(10);
