- Add (limited) support for UPDATE and DELETE to ODBC tables

(also provide the possibility to issue NOTE warnings)

modified:
  storage/connect/connect.cc
  storage/connect/ha_connect.cc
  storage/connect/ha_connect.h
  storage/connect/odbconn.cpp
  storage/connect/odbconn.h
  storage/connect/plgdbsem.h
  storage/connect/tabodbc.cpp
  storage/connect/tabodbc.h

- Return proper error number when modifying read only tables

modified:
  storage/connect/connect.cc
  storage/connect/ha_connect.cc
  storage/connect/ha_connect.h
  storage/connect/mysql-test/connect/r/bin.result
  storage/connect/mysql-test/connect/r/csv.result
  storage/connect/mysql-test/connect/r/dbf.result
  storage/connect/mysql-test/connect/r/fix.result
  storage/connect/mysql-test/connect/r/ini.result
  storage/connect/mysql-test/connect/r/vec.result
  storage/connect/mysql-test/connect/t/bin.test
  storage/connect/mysql-test/connect/t/csv.test
  storage/connect/mysql-test/connect/t/dbf.test
  storage/connect/mysql-test/connect/t/fix.test
  storage/connect/mysql-test/connect/t/ini.test
  storage/connect/mysql-test/connect/t/vec.test
  storage/connect/table.cpp
  storage/connect/taboccur.cpp
  storage/connect/tabpivot.cpp
  storage/connect/tabutil.cpp
  storage/connect/tabwmi.cpp
  storage/connect/tabxcl.cpp

storage/connect/tabwmi.cpp

@@ -667,6 +667,8 @@ bool TDBWMI::OpenDB(PGLOBAL g)
   } else
     DoubleSlash(g);
 
+  Use = USE_OPEN;       // Do it now in case we are recursively called
+
   /*********************************************************************/
   /*  Initialize the WMI processing.                                   */
   /*********************************************************************/