ProblemsTableModel: create a copy of an iterator pointing to the end of a Uhunt problem map when creating the row to problem number mapping in setUhuntProblemMap()
ProblemsTableModel: create a copy of an iterator pointing to the end of a Uhunt problem map when creating the row to problem number mapping in setUhuntProblemMap()

jgcoded/UVA-Arena-Qt,jgcoded/UVA-Arena-Qt