Bugs in (7820) 2 Spreadsheet

[slawek39]

1. We put matrix M1 to a spreadsheet cell A1 without sign =. After the change of an array M1 in the matrix editor also changes the contents of A1.
2. We put a list L1 to a spreadsheet cell A1 with the sign = "=L1". When you change the content of the list L1 in list editor does not immediately change the contents of cell A1.
3. We put matrix M1 to a spreadsheet cell A1 with the sign = "=M1". After the change of an array M1 at Home did not immediately change the contents of A1.