mysql-test/r/view.result:
  Showing VIEW with VIEWs in subquery
mysql-test/t/view.test:
  Showing VIEW with VIEWs in subquery
sql/sql_lex.cc:
  new method to detect commands where all VIEWs should be temporary tables
sql/sql_lex.h:
  new method to detect commands where all VIEWs should be temporary tables
sql/sql_view.cc:
  new method to detect commands where all VIEWs should be temporary tables
  debug output added