FIXED: [15.70] Crash when closing TextED

[vha]

- Open file in TextED
- Split file to right document view
- CTRL-12 to close the right view, select Close file
- CTRL-W to close left view

-> crash: Access violation at address 0000000001EB6B4A in module 'TextEd.exe'. Read of address FFFFFFFFFFFFFFFF.

vha

[Rickard Johansson]

Fixed in next release 15.71. Thanks!