* CELL function
* CELL moved to fninformation.go
* CHOOSE function
* CHOOSE function add one test
* COLUMN function
* COLUMNS function
* COUNTIF function
* COUNTIF, COUNTIFS, MINIFS, MAXIFS, SUMIF, SUMIFS, some style fixes
* SUMIF and SUMIFS moved to the right location
* VALUE function
* wildcard is added
* CELL format fix