View .frm parser assumes that query string will take only 1 line, with \n in
aliases query stringmay take several lines thus produces bad .frm file.

'query' parameter type changed from 'string' to 'escaped string'


sql/sql_view.cc:
  Fix bug #13622 \n in column alias results in broken .frm
  'query' parameter type changed to 'escaped string'
mysql-test/r/view.result:
  Test case for bug #13622 Wrong view .frm created if some field's alias contain \n
mysql-test/t/view.test:
  Test case for bug #13622 Wrong view .frm created if some field's alias contain \n