Changes in release 3.21.16
--------------------------
* Added ODBC 2.0 & 3.0 functions `POWER()', `SPACE()', `COT()',
`DEGREES()', `RADIANS()', `ROUND(2 arg)' and `TRUNCATE()'.
* *WARNING: INCOMPATIBLE CHANGE!!* `LOCATE()' parameters were
swapped according to ODBC standard. Fixed.
* Added function `TIME_TO_SEC()'.
* In some cases, default values were not used for `NOT NULL' fields.
* Timestamp wasn't always updated properly in `UPDATE SET ...'
statements.
* Allow empty strings as default values for `BLOB' and `TEXT', to be
compatible with `mysqldump'.