Tue, 11 Apr 2017 17:45:49 +0300fix problem with debugging external string variables
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Tue, 11 Apr 2017 17:45:49 +0300] rev 1677
fix problem with debugging external string variables

Debug update stopped if external string variable added to debug
variable panel.

Tue, 11 Apr 2017 12:51:35 +0300fix problem with clearing non-empty location field after changing type of config variable
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Tue, 11 Apr 2017 12:51:35 +0300] rev 1676
fix problem with clearing non-empty location field after changing type of config variable

introduced by cd9db17 ("clear variable location cell in variable
panel, if variable class or type changed").

Closes #26